4142640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{421}}^1$

素因数の和:478

約数の個数: 80

約数和(自身を含む): 13186656

約数和(自身を除く): 9044016

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 41, 48, 60, 80, 82, 120, 123, 164, 205, 240, 246, 328, 410, 421, 492, 615, 656, 820, 842, 984, 1230, 1263, 1640, 1684, 1968, 2105, 2460, 2526, 3280, 3368, 4210, 4920, 5052, 6315, 6736, 8420, 9840, 10104, 12630, 16840, 17261, 20208, 25260, 33680, 34522, 50520, 51783, 69044, 86305, 101040, 103566, 138088, 172610, 207132, 258915, 276176, 345220, 414264, 517830, 690440, 828528, 1035660, 1380880, 2071320, 4142640]

約数ペア:

[(1, 4142640), (2, 2071320), (3, 1380880), (4, 1035660), (5, 828528), (6, 690440), (8, 517830), (10, 414264), (12, 345220), (15, 276176), (16, 258915), (20, 207132), (24, 172610), (30, 138088), (40, 103566), (41, 101040), (48, 86305), (60, 69044), (80, 51783), (82, 50520), (120, 34522), (123, 33680), (164, 25260), (205, 20208), (240, 17261), (246, 16840), (328, 12630), (410, 10104), (421, 9840), (492, 8420), (615, 6736), (656, 6315), (820, 5052), (842, 4920), (984, 4210), (1230, 3368), (1263, 3280), (1640, 2526), (1684, 2460), (1968, 2105)]