1999115970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1319}}^1\times {\mathrm{2659}}^1$

素因数の和:4007

約数の個数: 64

約数和(自身を含む): 5056128000

約数和(自身を除く): 3057012030

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 570, 1319, 2638, 2659, 3957, 5318, 6595, 7914, 7977, 13190, 13295, 15954, 19785, 25061, 26590, 39570, 39885, 50122, 50521, 75183, 79770, 101042, 125305, 150366, 151563, 250610, 252605, 303126, 375915, 505210, 751830, 757815, 1515630, 3507221, 7014442, 10521663, 17536105, 21043326, 35072210, 52608315, 66637199, 105216630, 133274398, 199911597, 333185995, 399823194, 666371990, 999557985, 1999115970]

約数ペア:

[(1, 1999115970), (2, 999557985), (3, 666371990), (5, 399823194), (6, 333185995), (10, 199911597), (15, 133274398), (19, 105216630), (30, 66637199), (38, 52608315), (57, 35072210), (95, 21043326), (114, 17536105), (190, 10521663), (285, 7014442), (570, 3507221), (1319, 1515630), (2638, 757815), (2659, 751830), (3957, 505210), (5318, 375915), (6595, 303126), (7914, 252605), (7977, 250610), (13190, 151563), (13295, 150366), (15954, 125305), (19785, 101042), (25061, 79770), (26590, 75183), (39570, 50521), (39885, 50122)]