20833997520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{12401189}}^1$

素因数の和:12401212

約数の個数: 80

約数和(自身を含む): 73811882880

約数和(自身を除く): 52977885360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 12401189, 24802378, 37203567, 49604756, 62005945, 74407134, 86808323, 99209512, 124011890, 148814268, 173616646, 186017835, 198419024, 248023780, 260424969, 297628536, 347233292, 372035670, 434041615, 496047560, 520849938, 595257072, 694466584, 744071340, 868083230, 992095120, 1041699876, 1302124845, 1388933168, 1488142680, 1736166460, 2083399752, 2604249690, 2976285360, 3472332920, 4166799504, 5208499380, 6944665840, 10416998760, 20833997520]

約数ペア:

[(1, 20833997520), (2, 10416998760), (3, 6944665840), (4, 5208499380), (5, 4166799504), (6, 3472332920), (7, 2976285360), (8, 2604249690), (10, 2083399752), (12, 1736166460), (14, 1488142680), (15, 1388933168), (16, 1302124845), (20, 1041699876), (21, 992095120), (24, 868083230), (28, 744071340), (30, 694466584), (35, 595257072), (40, 520849938), (42, 496047560), (48, 434041615), (56, 372035670), (60, 347233292), (70, 297628536), (80, 260424969), (84, 248023780), (105, 198419024), (112, 186017835), (120, 173616646), (140, 148814268), (168, 124011890), (210, 99209512), (240, 86808323), (280, 74407134), (336, 62005945), (420, 49604756), (560, 37203567), (840, 24802378), (1680, 12401189)]