1901473640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{11971}}^1$

素因数の和:12031

約数の個数: 96

約数和(自身を含む): 4926238560

約数和(自身を除く): 3024764920

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 361, 380, 418, 440, 722, 760, 836, 1045, 1444, 1672, 1805, 2090, 2888, 3610, 3971, 4180, 7220, 7942, 8360, 11971, 14440, 15884, 19855, 23942, 31768, 39710, 47884, 59855, 79420, 95768, 119710, 131681, 158840, 227449, 239420, 263362, 454898, 478840, 526724, 658405, 909796, 1053448, 1137245, 1316810, 1819592, 2274490, 2501939, 2633620, 4321531, 4548980, 5003878, 5267240, 8643062, 9097960, 10007756, 12509695, 17286124, 20015512, 21607655, 25019390, 34572248, 43215310, 47536841, 50038780, 86430620, 95073682, 100077560, 172861240, 190147364, 237684205, 380294728, 475368410, 950736820, 1901473640]

約数ペア:

[(1, 1901473640), (2, 950736820), (4, 475368410), (5, 380294728), (8, 237684205), (10, 190147364), (11, 172861240), (19, 100077560), (20, 95073682), (22, 86430620), (38, 50038780), (40, 47536841), (44, 43215310), (55, 34572248), (76, 25019390), (88, 21607655), (95, 20015512), (110, 17286124), (152, 12509695), (190, 10007756), (209, 9097960), (220, 8643062), (361, 5267240), (380, 5003878), (418, 4548980), (440, 4321531), (722, 2633620), (760, 2501939), (836, 2274490), (1045, 1819592), (1444, 1316810), (1672, 1137245), (1805, 1053448), (2090, 909796), (2888, 658405), (3610, 526724), (3971, 478840), (4180, 454898), (7220, 263362), (7942, 239420), (8360, 227449), (11971, 158840), (14440, 131681), (15884, 119710), (19855, 95768), (23942, 79420), (31768, 59855), (39710, 47884)]