28094840

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{463}}^1$

素因数の和:552

約数の個数: 64

約数和(自身を含む): 66648960

約数和(自身を除く): 38554120

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 41, 74, 82, 148, 164, 185, 205, 296, 328, 370, 410, 463, 740, 820, 926, 1480, 1517, 1640, 1852, 2315, 3034, 3704, 4630, 6068, 7585, 9260, 12136, 15170, 17131, 18520, 18983, 30340, 34262, 37966, 60680, 68524, 75932, 85655, 94915, 137048, 151864, 171310, 189830, 342620, 379660, 685240, 702371, 759320, 1404742, 2809484, 3511855, 5618968, 7023710, 14047420, 28094840]

約数ペア:

[(1, 28094840), (2, 14047420), (4, 7023710), (5, 5618968), (8, 3511855), (10, 2809484), (20, 1404742), (37, 759320), (40, 702371), (41, 685240), (74, 379660), (82, 342620), (148, 189830), (164, 171310), (185, 151864), (205, 137048), (296, 94915), (328, 85655), (370, 75932), (410, 68524), (463, 60680), (740, 37966), (820, 34262), (926, 30340), (1480, 18983), (1517, 18520), (1640, 17131), (1852, 15170), (2315, 12136), (3034, 9260), (3704, 7585), (4630, 6068)]