40630460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^2$

素因数の和:195

約数の個数: 72

約数和(自身を含む): 96206208

約数和(自身を除く): 55575748

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 71, 124, 130, 142, 155, 260, 284, 310, 355, 403, 620, 710, 806, 923, 1420, 1612, 1846, 2015, 2201, 3692, 4030, 4402, 4615, 5041, 8060, 8804, 9230, 10082, 11005, 18460, 20164, 22010, 25205, 28613, 44020, 50410, 57226, 65533, 100820, 114452, 131066, 143065, 156271, 262132, 286130, 312542, 327665, 572260, 625084, 655330, 781355, 1310660, 1562710, 2031523, 3125420, 4063046, 8126092, 10157615, 20315230, 40630460]

約数ペア:

[(1, 40630460), (2, 20315230), (4, 10157615), (5, 8126092), (10, 4063046), (13, 3125420), (20, 2031523), (26, 1562710), (31, 1310660), (52, 781355), (62, 655330), (65, 625084), (71, 572260), (124, 327665), (130, 312542), (142, 286130), (155, 262132), (260, 156271), (284, 143065), (310, 131066), (355, 114452), (403, 100820), (620, 65533), (710, 57226), (806, 50410), (923, 44020), (1420, 28613), (1612, 25205), (1846, 22010), (2015, 20164), (2201, 18460), (3692, 11005), (4030, 10082), (4402, 9230), (4615, 8804), (5041, 8060)]