2225855120

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{373}}^1\times {\mathrm{769}}^1$

素因数の和:1252

約数の個数: 80

約数和(自身を含む): 5249299440

約数和(自身を除く): 3023444320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 373, 388, 485, 746, 769, 776, 970, 1492, 1538, 1552, 1865, 1940, 2984, 3076, 3730, 3845, 3880, 5968, 6152, 7460, 7690, 7760, 12304, 14920, 15380, 29840, 30760, 36181, 61520, 72362, 74593, 144724, 149186, 180905, 286837, 289448, 298372, 361810, 372965, 573674, 578896, 596744, 723620, 745930, 1147348, 1193488, 1434185, 1447240, 1491860, 2294696, 2868370, 2894480, 2983720, 4589392, 5736740, 5967440, 11473480, 22946960, 27823189, 55646378, 111292756, 139115945, 222585512, 278231890, 445171024, 556463780, 1112927560, 2225855120]

約数ペア:

[(1, 2225855120), (2, 1112927560), (4, 556463780), (5, 445171024), (8, 278231890), (10, 222585512), (16, 139115945), (20, 111292756), (40, 55646378), (80, 27823189), (97, 22946960), (194, 11473480), (373, 5967440), (388, 5736740), (485, 4589392), (746, 2983720), (769, 2894480), (776, 2868370), (970, 2294696), (1492, 1491860), (1538, 1447240), (1552, 1434185), (1865, 1193488), (1940, 1147348), (2984, 745930), (3076, 723620), (3730, 596744), (3845, 578896), (3880, 573674), (5968, 372965), (6152, 361810), (7460, 298372), (7690, 289448), (7760, 286837), (12304, 180905), (14920, 149186), (15380, 144724), (29840, 74593), (30760, 72362), (36181, 61520)]