40627480

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{283}}^1$

素因数の和:428

約数の個数: 64

約数和(自身を含む): 95185440

約数和(自身を除く): 54557960

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 97, 148, 185, 194, 283, 296, 370, 388, 485, 566, 740, 776, 970, 1132, 1415, 1480, 1940, 2264, 2830, 3589, 3880, 5660, 7178, 10471, 11320, 14356, 17945, 20942, 27451, 28712, 35890, 41884, 52355, 54902, 71780, 83768, 104710, 109804, 137255, 143560, 209420, 219608, 274510, 418840, 549020, 1015687, 1098040, 2031374, 4062748, 5078435, 8125496, 10156870, 20313740, 40627480]

約数ペア:

[(1, 40627480), (2, 20313740), (4, 10156870), (5, 8125496), (8, 5078435), (10, 4062748), (20, 2031374), (37, 1098040), (40, 1015687), (74, 549020), (97, 418840), (148, 274510), (185, 219608), (194, 209420), (283, 143560), (296, 137255), (370, 109804), (388, 104710), (485, 83768), (566, 71780), (740, 54902), (776, 52355), (970, 41884), (1132, 35890), (1415, 28712), (1480, 27451), (1940, 20942), (2264, 17945), (2830, 14356), (3589, 11320), (3880, 10471), (5660, 7178)]