445399360

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{198839}}^1$

素因数の和:198863

約数の個数: 56

約数和(自身を含む): 1212128640

約数和(自身を除く): 766729280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 198839, 397678, 795356, 994195, 1391873, 1590712, 1988390, 2783746, 3181424, 3976780, 5567492, 6362848, 6959365, 7953560, 11134984, 12725696, 13918730, 15907120, 22269968, 27837460, 31814240, 44539936, 55674920, 63628480, 89079872, 111349840, 222699680, 445399360]

約数ペア:

[(1, 445399360), (2, 222699680), (4, 111349840), (5, 89079872), (7, 63628480), (8, 55674920), (10, 44539936), (14, 31814240), (16, 27837460), (20, 22269968), (28, 15907120), (32, 13918730), (35, 12725696), (40, 11134984), (56, 7953560), (64, 6959365), (70, 6362848), (80, 5567492), (112, 3976780), (140, 3181424), (160, 2783746), (224, 1988390), (280, 1590712), (320, 1391873), (448, 994195), (560, 795356), (1120, 397678), (2240, 198839)]