20710560

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3319}}^1$

素因数の和:3350

約数の個数: 96

約数和(自身を含む): 70277760

約数和(自身を除く): 49567200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 195, 208, 240, 260, 312, 390, 416, 480, 520, 624, 780, 1040, 1248, 1560, 2080, 3120, 3319, 6240, 6638, 9957, 13276, 16595, 19914, 26552, 33190, 39828, 43147, 49785, 53104, 66380, 79656, 86294, 99570, 106208, 129441, 132760, 159312, 172588, 199140, 215735, 258882, 265520, 318624, 345176, 398280, 431470, 517764, 531040, 647205, 690352, 796560, 862940, 1035528, 1294410, 1380704, 1593120, 1725880, 2071056, 2588820, 3451760, 4142112, 5177640, 6903520, 10355280, 20710560]

約数ペア:

[(1, 20710560), (2, 10355280), (3, 6903520), (4, 5177640), (5, 4142112), (6, 3451760), (8, 2588820), (10, 2071056), (12, 1725880), (13, 1593120), (15, 1380704), (16, 1294410), (20, 1035528), (24, 862940), (26, 796560), (30, 690352), (32, 647205), (39, 531040), (40, 517764), (48, 431470), (52, 398280), (60, 345176), (65, 318624), (78, 265520), (80, 258882), (96, 215735), (104, 199140), (120, 172588), (130, 159312), (156, 132760), (160, 129441), (195, 106208), (208, 99570), (240, 86294), (260, 79656), (312, 66380), (390, 53104), (416, 49785), (480, 43147), (520, 39828), (624, 33190), (780, 26552), (1040, 19914), (1248, 16595), (1560, 13276), (2080, 9957), (3120, 6638), (3319, 6240)]