1405701220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{130399}}^1$

素因数の和:130433

約数の個数: 72

約数和(自身を含む): 3746131200

約数和(自身を除く): 2340429980

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2695, 5390, 10780, 130399, 260798, 521596, 651995, 912793, 1303990, 1434389, 1825586, 2607980, 2868778, 3651172, 4563965, 5737556, 6389551, 7171945, 9127930, 10040723, 12779102, 14343890, 18255860, 20081446, 25558204, 28687780, 31947755, 40162892, 50203615, 63895510, 70285061, 100407230, 127791020, 140570122, 200814460, 281140244, 351425305, 702850610, 1405701220]

約数ペア:

[(1, 1405701220), (2, 702850610), (4, 351425305), (5, 281140244), (7, 200814460), (10, 140570122), (11, 127791020), (14, 100407230), (20, 70285061), (22, 63895510), (28, 50203615), (35, 40162892), (44, 31947755), (49, 28687780), (55, 25558204), (70, 20081446), (77, 18255860), (98, 14343890), (110, 12779102), (140, 10040723), (154, 9127930), (196, 7171945), (220, 6389551), (245, 5737556), (308, 4563965), (385, 3651172), (490, 2868778), (539, 2607980), (770, 1825586), (980, 1434389), (1078, 1303990), (1540, 912793), (2156, 651995), (2695, 521596), (5390, 260798), (10780, 130399)]