1899013960

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{709}}^1\times {\mathrm{2309}}^1$

素因数の和:3058

約数の個数: 64

約数和(自身を含む): 4428270000

約数和(自身を除く): 2529256040

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 709, 1160, 1418, 2309, 2836, 3545, 4618, 5672, 7090, 9236, 11545, 14180, 18472, 20561, 23090, 28360, 41122, 46180, 66961, 82244, 92360, 102805, 133922, 164488, 205610, 267844, 334805, 411220, 535688, 669610, 822440, 1339220, 1637081, 2678440, 3274162, 6548324, 8185405, 13096648, 16370810, 32741620, 47475349, 65483240, 94950698, 189901396, 237376745, 379802792, 474753490, 949506980, 1899013960]

約数ペア:

[(1, 1899013960), (2, 949506980), (4, 474753490), (5, 379802792), (8, 237376745), (10, 189901396), (20, 94950698), (29, 65483240), (40, 47475349), (58, 32741620), (116, 16370810), (145, 13096648), (232, 8185405), (290, 6548324), (580, 3274162), (709, 2678440), (1160, 1637081), (1418, 1339220), (2309, 822440), (2836, 669610), (3545, 535688), (4618, 411220), (5672, 334805), (7090, 267844), (9236, 205610), (11545, 164488), (14180, 133922), (18472, 102805), (20561, 92360), (23090, 82244), (28360, 66961), (41122, 46180)]