1864720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1$

素因数の和:200

約数の個数: 80

約数和(自身を含む): 5124672

約数和(自身を除く): 3259952

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 163, 176, 208, 220, 260, 286, 326, 440, 520, 572, 652, 715, 815, 880, 1040, 1144, 1304, 1430, 1630, 1793, 2119, 2288, 2608, 2860, 3260, 3586, 4238, 5720, 6520, 7172, 8476, 8965, 10595, 11440, 13040, 14344, 16952, 17930, 21190, 23309, 28688, 33904, 35860, 42380, 46618, 71720, 84760, 93236, 116545, 143440, 169520, 186472, 233090, 372944, 466180, 932360, 1864720]

約数ペア:

[(1, 1864720), (2, 932360), (4, 466180), (5, 372944), (8, 233090), (10, 186472), (11, 169520), (13, 143440), (16, 116545), (20, 93236), (22, 84760), (26, 71720), (40, 46618), (44, 42380), (52, 35860), (55, 33904), (65, 28688), (80, 23309), (88, 21190), (104, 17930), (110, 16952), (130, 14344), (143, 13040), (163, 11440), (176, 10595), (208, 8965), (220, 8476), (260, 7172), (286, 6520), (326, 5720), (440, 4238), (520, 3586), (572, 3260), (652, 2860), (715, 2608), (815, 2288), (880, 2119), (1040, 1793), (1144, 1630), (1304, 1430)]