20793360

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{12377}}^1$

素因数の和:12400

約数の個数: 80

約数和(自身を含む): 73673856

約数和(自身を除く): 52880496

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 12377, 24754, 37131, 49508, 61885, 74262, 86639, 99016, 123770, 148524, 173278, 185655, 198032, 247540, 259917, 297048, 346556, 371310, 433195, 495080, 519834, 594096, 693112, 742620, 866390, 990160, 1039668, 1299585, 1386224, 1485240, 1732780, 2079336, 2599170, 2970480, 3465560, 4158672, 5198340, 6931120, 10396680, 20793360]

約数ペア:

[(1, 20793360), (2, 10396680), (3, 6931120), (4, 5198340), (5, 4158672), (6, 3465560), (7, 2970480), (8, 2599170), (10, 2079336), (12, 1732780), (14, 1485240), (15, 1386224), (16, 1299585), (20, 1039668), (21, 990160), (24, 866390), (28, 742620), (30, 693112), (35, 594096), (40, 519834), (42, 495080), (48, 433195), (56, 371310), (60, 346556), (70, 297048), (80, 259917), (84, 247540), (105, 198032), (112, 185655), (120, 173278), (140, 148524), (168, 123770), (210, 99016), (240, 86639), (280, 74262), (336, 61885), (420, 49508), (560, 37131), (840, 24754), (1680, 12377)]