40519840

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{14897}}^1$

素因数の和:14929

約数の個数: 48

約数和(自身を含む): 101365992

約数和(自身を除く): 60846152

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 14897, 29794, 59588, 74485, 119176, 148970, 238352, 253249, 297940, 476704, 506498, 595880, 1012996, 1191760, 1266245, 2025992, 2383520, 2532490, 4051984, 5064980, 8103968, 10129960, 20259920, 40519840]

約数ペア:

[(1, 40519840), (2, 20259920), (4, 10129960), (5, 8103968), (8, 5064980), (10, 4051984), (16, 2532490), (17, 2383520), (20, 2025992), (32, 1266245), (34, 1191760), (40, 1012996), (68, 595880), (80, 506498), (85, 476704), (136, 297940), (160, 253249), (170, 238352), (272, 148970), (340, 119176), (544, 74485), (680, 59588), (1360, 29794), (2720, 14897)]