2051268280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{787}}^1\times {\mathrm{3833}}^1$

素因数の和:4648

約数の個数: 64

約数和(自身を含む): 4894331040

約数和(自身を除く): 2843062760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 787, 1574, 3148, 3833, 3935, 6296, 7666, 7870, 13379, 15332, 15740, 19165, 26758, 30664, 31480, 38330, 53516, 65161, 66895, 76660, 107032, 130322, 133790, 153320, 260644, 267580, 325805, 521288, 535160, 651610, 1303220, 2606440, 3016571, 6033142, 12066284, 15082855, 24132568, 30165710, 51281707, 60331420, 102563414, 120662840, 205126828, 256408535, 410253656, 512817070, 1025634140, 2051268280]

約数ペア:

[(1, 2051268280), (2, 1025634140), (4, 512817070), (5, 410253656), (8, 256408535), (10, 205126828), (17, 120662840), (20, 102563414), (34, 60331420), (40, 51281707), (68, 30165710), (85, 24132568), (136, 15082855), (170, 12066284), (340, 6033142), (680, 3016571), (787, 2606440), (1574, 1303220), (3148, 651610), (3833, 535160), (3935, 521288), (6296, 325805), (7666, 267580), (7870, 260644), (13379, 153320), (15332, 133790), (15740, 130322), (19165, 107032), (26758, 76660), (30664, 66895), (31480, 65161), (38330, 53516)]