20174547320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{233}}^1\times {\mathrm{1931}}^1$

素因数の和:2253

約数の個数: 128

約数和(自身を含む): 48825504000

約数和(自身を除く): 28650956680

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 59, 76, 95, 118, 152, 190, 233, 236, 295, 380, 466, 472, 590, 760, 932, 1121, 1165, 1180, 1864, 1931, 2242, 2330, 2360, 3862, 4427, 4484, 4660, 5605, 7724, 8854, 8968, 9320, 9655, 11210, 13747, 15448, 17708, 19310, 22135, 22420, 27494, 35416, 36689, 38620, 44270, 44840, 54988, 68735, 73378, 77240, 88540, 109976, 113929, 137470, 146756, 177080, 183445, 227858, 261193, 274940, 293512, 366890, 449923, 455716, 522386, 549880, 569645, 733780, 899846, 911432, 1044772, 1139290, 1305965, 1467560, 1799692, 2089544, 2164651, 2249615, 2278580, 2611930, 3599384, 4329302, 4499230, 4557160, 5223860, 8548537, 8658604, 8998460, 10447720, 10823255, 17097074, 17317208, 17996920, 21646510, 26545457, 34194148, 42742685, 43293020, 53090914, 68388296, 85485370, 86586040, 106181828, 132727285, 170970740, 212363656, 265454570, 341941480, 504363683, 530909140, 1008727366, 1061818280, 2017454732, 2521818415, 4034909464, 5043636830, 10087273660, 20174547320]

約数ペア:

[(1, 20174547320), (2, 10087273660), (4, 5043636830), (5, 4034909464), (8, 2521818415), (10, 2017454732), (19, 1061818280), (20, 1008727366), (38, 530909140), (40, 504363683), (59, 341941480), (76, 265454570), (95, 212363656), (118, 170970740), (152, 132727285), (190, 106181828), (233, 86586040), (236, 85485370), (295, 68388296), (380, 53090914), (466, 43293020), (472, 42742685), (590, 34194148), (760, 26545457), (932, 21646510), (1121, 17996920), (1165, 17317208), (1180, 17097074), (1864, 10823255), (1931, 10447720), (2242, 8998460), (2330, 8658604), (2360, 8548537), (3862, 5223860), (4427, 4557160), (4484, 4499230), (4660, 4329302), (5605, 3599384), (7724, 2611930), (8854, 2278580), (8968, 2249615), (9320, 2164651), (9655, 2089544), (11210, 1799692), (13747, 1467560), (15448, 1305965), (17708, 1139290), (19310, 1044772), (22135, 911432), (22420, 899846), (27494, 733780), (35416, 569645), (36689, 549880), (38620, 522386), (44270, 455716), (44840, 449923), (54988, 366890), (68735, 293512), (73378, 274940), (77240, 261193), (88540, 227858), (109976, 183445), (113929, 177080), (137470, 146756)]