28032760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1889}}^1$

素因数の和:1960

約数の個数: 64

約数和(自身を含む): 73483200

約数和(自身を除く): 45450440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 106, 140, 212, 265, 280, 371, 424, 530, 742, 1060, 1484, 1855, 1889, 2120, 2968, 3710, 3778, 7420, 7556, 9445, 13223, 14840, 15112, 18890, 26446, 37780, 52892, 66115, 75560, 100117, 105784, 132230, 200234, 264460, 400468, 500585, 528920, 700819, 800936, 1001170, 1401638, 2002340, 2803276, 3504095, 4004680, 5606552, 7008190, 14016380, 28032760]

約数ペア:

[(1, 28032760), (2, 14016380), (4, 7008190), (5, 5606552), (7, 4004680), (8, 3504095), (10, 2803276), (14, 2002340), (20, 1401638), (28, 1001170), (35, 800936), (40, 700819), (53, 528920), (56, 500585), (70, 400468), (106, 264460), (140, 200234), (212, 132230), (265, 105784), (280, 100117), (371, 75560), (424, 66115), (530, 52892), (742, 37780), (1060, 26446), (1484, 18890), (1855, 15112), (1889, 14840), (2120, 13223), (2968, 9445), (3710, 7556), (3778, 7420)]