20134464760

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{643}}^1\times {\mathrm{46049}}^1$

素因数の和:46720

約数の個数: 64

約数和(自身を含む): 48043044000

約数和(自身を除く): 27908579240

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 643, 680, 1286, 2572, 3215, 5144, 6430, 10931, 12860, 21862, 25720, 43724, 46049, 54655, 87448, 92098, 109310, 184196, 218620, 230245, 368392, 437240, 460490, 782833, 920980, 1565666, 1841960, 3131332, 3914165, 6262664, 7828330, 15656660, 29609507, 31313320, 59219014, 118438028, 148047535, 236876056, 296095070, 503361619, 592190140, 1006723238, 1184380280, 2013446476, 2516808095, 4026892952, 5033616190, 10067232380, 20134464760]

約数ペア:

[(1, 20134464760), (2, 10067232380), (4, 5033616190), (5, 4026892952), (8, 2516808095), (10, 2013446476), (17, 1184380280), (20, 1006723238), (34, 592190140), (40, 503361619), (68, 296095070), (85, 236876056), (136, 148047535), (170, 118438028), (340, 59219014), (643, 31313320), (680, 29609507), (1286, 15656660), (2572, 7828330), (3215, 6262664), (5144, 3914165), (6430, 3131332), (10931, 1841960), (12860, 1565666), (21862, 920980), (25720, 782833), (43724, 460490), (46049, 437240), (54655, 368392), (87448, 230245), (92098, 218620), (109310, 184196)]