1018920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{1213}}^1$

素因数の和:1234

約数の個数: 64

約数和(自身を含む): 3496320

約数和(自身を除く): 2477400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 1213, 2426, 3639, 4852, 6065, 7278, 8491, 9704, 12130, 14556, 16982, 18195, 24260, 25473, 29112, 33964, 36390, 42455, 48520, 50946, 67928, 72780, 84910, 101892, 127365, 145560, 169820, 203784, 254730, 339640, 509460, 1018920]

約数ペア:

[(1, 1018920), (2, 509460), (3, 339640), (4, 254730), (5, 203784), (6, 169820), (7, 145560), (8, 127365), (10, 101892), (12, 84910), (14, 72780), (15, 67928), (20, 50946), (21, 48520), (24, 42455), (28, 36390), (30, 33964), (35, 29112), (40, 25473), (42, 24260), (56, 18195), (60, 16982), (70, 14556), (84, 12130), (105, 9704), (120, 8491), (140, 7278), (168, 6065), (210, 4852), (280, 3639), (420, 2426), (840, 1213)]