2018407280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{17881}}^1$

素因数の和:17994

約数の個数: 80

約数和(自身を含む): 5028990624

約数和(自身を除く): 3010583344

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 83, 85, 136, 166, 170, 272, 332, 340, 415, 664, 680, 830, 1328, 1360, 1411, 1660, 2822, 3320, 5644, 6640, 7055, 11288, 14110, 17881, 22576, 28220, 35762, 56440, 71524, 89405, 112880, 143048, 178810, 286096, 303977, 357620, 607954, 715240, 1215908, 1430480, 1484123, 1519885, 2431816, 2968246, 3039770, 4863632, 5936492, 6079540, 7420615, 11872984, 12159080, 14841230, 23745968, 24318160, 25230091, 29682460, 50460182, 59364920, 100920364, 118729840, 126150455, 201840728, 252300910, 403681456, 504601820, 1009203640, 2018407280]

約数ペア:

[(1, 2018407280), (2, 1009203640), (4, 504601820), (5, 403681456), (8, 252300910), (10, 201840728), (16, 126150455), (17, 118729840), (20, 100920364), (34, 59364920), (40, 50460182), (68, 29682460), (80, 25230091), (83, 24318160), (85, 23745968), (136, 14841230), (166, 12159080), (170, 11872984), (272, 7420615), (332, 6079540), (340, 5936492), (415, 4863632), (664, 3039770), (680, 2968246), (830, 2431816), (1328, 1519885), (1360, 1484123), (1411, 1430480), (1660, 1215908), (2822, 715240), (3320, 607954), (5644, 357620), (6640, 303977), (7055, 286096), (11288, 178810), (14110, 143048), (17881, 112880), (22576, 89405), (28220, 71524), (35762, 56440)]