1645793120

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{605071}}^1$

素因数の和:605103

約数の個数: 48

約数和(自身を含む): 4116909888

約数和(自身を除く): 2471116768

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, 605071, 1210142, 2420284, 3025355, 4840568, 6050710, 9681136, 10286207, 12101420, 19362272, 20572414, 24202840, 41144828, 48405680, 51431035, 82289656, 96811360, 102862070, 164579312, 205724140, 329158624, 411448280, 822896560, 1645793120]

約数ペア:

[(1, 1645793120), (2, 822896560), (4, 411448280), (5, 329158624), (8, 205724140), (10, 164579312), (16, 102862070), (17, 96811360), (20, 82289656), (32, 51431035), (34, 48405680), (40, 41144828), (68, 24202840), (80, 20572414), (85, 19362272), (136, 12101420), (160, 10286207), (170, 9681136), (272, 6050710), (340, 4840568), (544, 3025355), (680, 2420284), (1360, 1210142), (2720, 605071)]