4381274980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{189011}}^1$

素因数の和:189100

約数の個数: 48

約数和(自身を含む): 9843744960

約数和(自身を除く): 5462469980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 61, 76, 95, 122, 190, 244, 305, 380, 610, 1159, 1220, 2318, 4636, 5795, 11590, 23180, 189011, 378022, 756044, 945055, 1890110, 3591209, 3780220, 7182418, 11529671, 14364836, 17956045, 23059342, 35912090, 46118684, 57648355, 71824180, 115296710, 219063749, 230593420, 438127498, 876254996, 1095318745, 2190637490, 4381274980]

約数ペア:

[(1, 4381274980), (2, 2190637490), (4, 1095318745), (5, 876254996), (10, 438127498), (19, 230593420), (20, 219063749), (38, 115296710), (61, 71824180), (76, 57648355), (95, 46118684), (122, 35912090), (190, 23059342), (244, 17956045), (305, 14364836), (380, 11529671), (610, 7182418), (1159, 3780220), (1220, 3591209), (2318, 1890110), (4636, 945055), (5795, 756044), (11590, 378022), (23180, 189011)]