20347204030

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{4447}}^1$

素因数の和:4693

約数の個数: 64

約数和(自身を含む): 38132881920

約数和(自身を除く): 17785677890

約数列:

[1, 2, 5, 10, 53, 89, 97, 106, 178, 194, 265, 445, 485, 530, 890, 970, 4447, 4717, 5141, 8633, 8894, 9434, 10282, 17266, 22235, 23585, 25705, 43165, 44470, 47170, 51410, 86330, 235691, 395783, 431359, 457549, 471382, 791566, 862718, 915098, 1178455, 1978915, 2156795, 2287745, 2356910, 3957830, 4313590, 4575490, 20976499, 22862027, 38390951, 41952998, 45724054, 76781902, 104882495, 114310135, 191954755, 209764990, 228620270, 383909510, 2034720403, 4069440806, 10173602015, 20347204030]

約数ペア:

[(1, 20347204030), (2, 10173602015), (5, 4069440806), (10, 2034720403), (53, 383909510), (89, 228620270), (97, 209764990), (106, 191954755), (178, 114310135), (194, 104882495), (265, 76781902), (445, 45724054), (485, 41952998), (530, 38390951), (890, 22862027), (970, 20976499), (4447, 4575490), (4717, 4313590), (5141, 3957830), (8633, 2356910), (8894, 2287745), (9434, 2156795), (10282, 1978915), (17266, 1178455), (22235, 915098), (23585, 862718), (25705, 791566), (43165, 471382), (44470, 457549), (47170, 431359), (51410, 395783), (86330, 235691)]