28561040

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{9649}}^1$

素因数の和:9699

約数の個数: 40

約数和(自身を含む): 68206200

約数和(自身を除く): 39645160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 9649, 19298, 38596, 48245, 77192, 96490, 154384, 192980, 357013, 385960, 714026, 771920, 1428052, 1785065, 2856104, 3570130, 5712208, 7140260, 14280520, 28561040]

約数ペア:

[(1, 28561040), (2, 14280520), (4, 7140260), (5, 5712208), (8, 3570130), (10, 2856104), (16, 1785065), (20, 1428052), (37, 771920), (40, 714026), (74, 385960), (80, 357013), (148, 192980), (185, 154384), (296, 96490), (370, 77192), (592, 48245), (740, 38596), (1480, 19298), (2960, 9649)]