615432820

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{617}}^1\times {\mathrm{941}}^1$

素因数の和:1620

約数の個数: 48

約数和(自身を含む): 1320329808

約数和(自身を除く): 704896988

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 617, 941, 1060, 1234, 1882, 2468, 3085, 3764, 4705, 6170, 9410, 12340, 18820, 32701, 49873, 65402, 99746, 130804, 163505, 199492, 249365, 327010, 498730, 580597, 654020, 997460, 1161194, 2322388, 2902985, 5805970, 11611940, 30771641, 61543282, 123086564, 153858205, 307716410, 615432820]

約数ペア:

[(1, 615432820), (2, 307716410), (4, 153858205), (5, 123086564), (10, 61543282), (20, 30771641), (53, 11611940), (106, 5805970), (212, 2902985), (265, 2322388), (530, 1161194), (617, 997460), (941, 654020), (1060, 580597), (1234, 498730), (1882, 327010), (2468, 249365), (3085, 199492), (3764, 163505), (4705, 130804), (6170, 99746), (9410, 65402), (12340, 49873), (18820, 32701)]