39414640

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{691}}^1$

素因数の和:758

約数の個数: 80

約数和(自身を含む): 98850816

約数和(自身を除く): 59436176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 40, 46, 62, 80, 92, 115, 124, 155, 184, 230, 248, 310, 368, 460, 496, 620, 691, 713, 920, 1240, 1382, 1426, 1840, 2480, 2764, 2852, 3455, 3565, 5528, 5704, 6910, 7130, 11056, 11408, 13820, 14260, 15893, 21421, 27640, 28520, 31786, 42842, 55280, 57040, 63572, 79465, 85684, 107105, 127144, 158930, 171368, 214210, 254288, 317860, 342736, 428420, 492683, 635720, 856840, 985366, 1271440, 1713680, 1970732, 2463415, 3941464, 4926830, 7882928, 9853660, 19707320, 39414640]

約数ペア:

[(1, 39414640), (2, 19707320), (4, 9853660), (5, 7882928), (8, 4926830), (10, 3941464), (16, 2463415), (20, 1970732), (23, 1713680), (31, 1271440), (40, 985366), (46, 856840), (62, 635720), (80, 492683), (92, 428420), (115, 342736), (124, 317860), (155, 254288), (184, 214210), (230, 171368), (248, 158930), (310, 127144), (368, 107105), (460, 85684), (496, 79465), (620, 63572), (691, 57040), (713, 55280), (920, 42842), (1240, 31786), (1382, 28520), (1426, 27640), (1840, 21421), (2480, 15893), (2764, 14260), (2852, 13820), (3455, 11408), (3565, 11056), (5528, 7130), (5704, 6910)]