1220035920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{221021}}^1$

素因数の和:221060

約数の個数: 80

約数和(自身を含む): 3946568832

約数和(自身を除く): 2726532912

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 5520, 221021, 442042, 663063, 884084, 1105105, 1326126, 1768168, 2210210, 2652252, 3315315, 3536336, 4420420, 5083483, 5304504, 6630630, 8840840, 10166966, 10609008, 13261260, 15250449, 17681680, 20333932, 25417415, 26522520, 30500898, 40667864, 50834830, 53045040, 61001796, 76252245, 81335728, 101669660, 122003592, 152504490, 203339320, 244007184, 305008980, 406678640, 610017960, 1220035920]

約数ペア:

[(1, 1220035920), (2, 610017960), (3, 406678640), (4, 305008980), (5, 244007184), (6, 203339320), (8, 152504490), (10, 122003592), (12, 101669660), (15, 81335728), (16, 76252245), (20, 61001796), (23, 53045040), (24, 50834830), (30, 40667864), (40, 30500898), (46, 26522520), (48, 25417415), (60, 20333932), (69, 17681680), (80, 15250449), (92, 13261260), (115, 10609008), (120, 10166966), (138, 8840840), (184, 6630630), (230, 5304504), (240, 5083483), (276, 4420420), (345, 3536336), (368, 3315315), (460, 2652252), (552, 2210210), (690, 1768168), (920, 1326126), (1104, 1105105), (1380, 884084), (1840, 663063), (2760, 442042), (5520, 221021)]