4438920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{521}}^1$

素因数の和:606

約数の個数: 64

約数和(自身を含む): 13530240

約数和(自身を除く): 9091320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 521, 568, 710, 852, 1042, 1065, 1420, 1563, 1704, 2084, 2130, 2605, 2840, 3126, 4168, 4260, 5210, 6252, 7815, 8520, 10420, 12504, 15630, 20840, 31260, 36991, 62520, 73982, 110973, 147964, 184955, 221946, 295928, 369910, 443892, 554865, 739820, 887784, 1109730, 1479640, 2219460, 4438920]

約数ペア:

[(1, 4438920), (2, 2219460), (3, 1479640), (4, 1109730), (5, 887784), (6, 739820), (8, 554865), (10, 443892), (12, 369910), (15, 295928), (20, 221946), (24, 184955), (30, 147964), (40, 110973), (60, 73982), (71, 62520), (120, 36991), (142, 31260), (213, 20840), (284, 15630), (355, 12504), (426, 10420), (521, 8520), (568, 7815), (710, 6252), (852, 5210), (1042, 4260), (1065, 4168), (1420, 3126), (1563, 2840), (1704, 2605), (2084, 2130)]