8689720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{983}}^1$

素因数の和:1024

約数の個数: 64

約数和(自身を含む): 22317120

約数和(自身を除く): 13627400

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 340, 442, 520, 680, 884, 983, 1105, 1768, 1966, 2210, 3932, 4420, 4915, 7864, 8840, 9830, 12779, 16711, 19660, 25558, 33422, 39320, 51116, 63895, 66844, 83555, 102232, 127790, 133688, 167110, 217243, 255580, 334220, 434486, 511160, 668440, 868972, 1086215, 1737944, 2172430, 4344860, 8689720]

約数ペア:

[(1, 8689720), (2, 4344860), (4, 2172430), (5, 1737944), (8, 1086215), (10, 868972), (13, 668440), (17, 511160), (20, 434486), (26, 334220), (34, 255580), (40, 217243), (52, 167110), (65, 133688), (68, 127790), (85, 102232), (104, 83555), (130, 66844), (136, 63895), (170, 51116), (221, 39320), (260, 33422), (340, 25558), (442, 19660), (520, 16711), (680, 12779), (884, 9830), (983, 8840), (1105, 7864), (1768, 4915), (1966, 4420), (2210, 3932)]