42498820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1229}}^1$

素因数の和:1277

約数の個数: 96

約数和(自身を含む): 115718400

約数和(自身を除く): 73219580

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 26, 28, 35, 38, 52, 65, 70, 76, 91, 95, 130, 133, 140, 182, 190, 247, 260, 266, 364, 380, 455, 494, 532, 665, 910, 988, 1229, 1235, 1330, 1729, 1820, 2458, 2470, 2660, 3458, 4916, 4940, 6145, 6916, 8603, 8645, 12290, 15977, 17206, 17290, 23351, 24580, 31954, 34412, 34580, 43015, 46702, 63908, 79885, 86030, 93404, 111839, 116755, 159770, 163457, 172060, 223678, 233510, 303563, 319540, 326914, 447356, 467020, 559195, 607126, 653828, 817285, 1118390, 1214252, 1517815, 1634570, 2124941, 2236780, 3035630, 3269140, 4249882, 6071260, 8499764, 10624705, 21249410, 42498820]

約数ペア:

[(1, 42498820), (2, 21249410), (4, 10624705), (5, 8499764), (7, 6071260), (10, 4249882), (13, 3269140), (14, 3035630), (19, 2236780), (20, 2124941), (26, 1634570), (28, 1517815), (35, 1214252), (38, 1118390), (52, 817285), (65, 653828), (70, 607126), (76, 559195), (91, 467020), (95, 447356), (130, 326914), (133, 319540), (140, 303563), (182, 233510), (190, 223678), (247, 172060), (260, 163457), (266, 159770), (364, 116755), (380, 111839), (455, 93404), (494, 86030), (532, 79885), (665, 63908), (910, 46702), (988, 43015), (1229, 34580), (1235, 34412), (1330, 31954), (1729, 24580), (1820, 23351), (2458, 17290), (2470, 17206), (2660, 15977), (3458, 12290), (4916, 8645), (4940, 8603), (6145, 6916)]