3320980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{241}}^1$

素因数の和:316

約数の個数: 48

約数和(自身を含む): 7683984

約数和(自身を除く): 4363004

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 241, 260, 265, 482, 530, 689, 964, 1060, 1205, 1378, 2410, 2756, 3133, 3445, 4820, 6266, 6890, 12532, 12773, 13780, 15665, 25546, 31330, 51092, 62660, 63865, 127730, 166049, 255460, 332098, 664196, 830245, 1660490, 3320980]

約数ペア:

[(1, 3320980), (2, 1660490), (4, 830245), (5, 664196), (10, 332098), (13, 255460), (20, 166049), (26, 127730), (52, 63865), (53, 62660), (65, 51092), (106, 31330), (130, 25546), (212, 15665), (241, 13780), (260, 12773), (265, 12532), (482, 6890), (530, 6266), (689, 4820), (964, 3445), (1060, 3133), (1205, 2756), (1378, 2410)]