20144446970

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{173}}^1\times {\mathrm{3719}}^1$

素因数の和:4031

約数の個数: 64

約数和(自身を含む): 38028994560

約数和(自身を除く): 17884547590

約数列:

[1, 2, 5, 10, 31, 62, 101, 155, 173, 202, 310, 346, 505, 865, 1010, 1730, 3131, 3719, 5363, 6262, 7438, 10726, 15655, 17473, 18595, 26815, 31310, 34946, 37190, 53630, 87365, 115289, 174730, 230578, 375619, 541663, 576445, 643387, 751238, 1083326, 1152890, 1286774, 1878095, 2708315, 3216935, 3756190, 5416630, 6433870, 11644189, 19944997, 23288378, 39889994, 58220945, 64982087, 99724985, 116441890, 129964174, 199449970, 324910435, 649820870, 2014444697, 4028889394, 10072223485, 20144446970]

約数ペア:

[(1, 20144446970), (2, 10072223485), (5, 4028889394), (10, 2014444697), (31, 649820870), (62, 324910435), (101, 199449970), (155, 129964174), (173, 116441890), (202, 99724985), (310, 64982087), (346, 58220945), (505, 39889994), (865, 23288378), (1010, 19944997), (1730, 11644189), (3131, 6433870), (3719, 5416630), (5363, 3756190), (6262, 3216935), (7438, 2708315), (10726, 1878095), (15655, 1286774), (17473, 1152890), (18595, 1083326), (26815, 751238), (31310, 643387), (34946, 576445), (37190, 541663), (53630, 375619), (87365, 230578), (115289, 174730)]