242509840

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{81929}}^1$

素因数の和:81979

約数の個数: 40

約数和(自身を含む): 579081240

約数和(自身を除く): 336571400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 81929, 163858, 327716, 409645, 655432, 819290, 1310864, 1638580, 3031373, 3277160, 6062746, 6554320, 12125492, 15156865, 24250984, 30313730, 48501968, 60627460, 121254920, 242509840]

約数ペア:

[(1, 242509840), (2, 121254920), (4, 60627460), (5, 48501968), (8, 30313730), (10, 24250984), (16, 15156865), (20, 12125492), (37, 6554320), (40, 6062746), (74, 3277160), (80, 3031373), (148, 1638580), (185, 1310864), (296, 819290), (370, 655432), (592, 409645), (740, 327716), (1480, 163858), (2960, 81929)]