28202560

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2843}}^1$

素因数の和:2891

約数の個数: 56

約数和(自身を含む): 69348096

約数和(自身を除く): 41145536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 2843, 4960, 5686, 9920, 11372, 14215, 22744, 28430, 45488, 56860, 88133, 90976, 113720, 176266, 181952, 227440, 352532, 440665, 454880, 705064, 881330, 909760, 1410128, 1762660, 2820256, 3525320, 5640512, 7050640, 14101280, 28202560]

約数ペア:

[(1, 28202560), (2, 14101280), (4, 7050640), (5, 5640512), (8, 3525320), (10, 2820256), (16, 1762660), (20, 1410128), (31, 909760), (32, 881330), (40, 705064), (62, 454880), (64, 440665), (80, 352532), (124, 227440), (155, 181952), (160, 176266), (248, 113720), (310, 90976), (320, 88133), (496, 56860), (620, 45488), (992, 28430), (1240, 22744), (1984, 14215), (2480, 11372), (2843, 9920), (4960, 5686)]