349180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1$

素因数の和:118

約数の個数: 48

約数和(自身を含む): 846720

約数和(自身を除く): 497540

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 79, 85, 130, 158, 170, 221, 260, 316, 340, 395, 442, 790, 884, 1027, 1105, 1343, 1580, 2054, 2210, 2686, 4108, 4420, 5135, 5372, 6715, 10270, 13430, 17459, 20540, 26860, 34918, 69836, 87295, 174590, 349180]

約数ペア:

[(1, 349180), (2, 174590), (4, 87295), (5, 69836), (10, 34918), (13, 26860), (17, 20540), (20, 17459), (26, 13430), (34, 10270), (52, 6715), (65, 5372), (68, 5135), (79, 4420), (85, 4108), (130, 2686), (158, 2210), (170, 2054), (221, 1580), (260, 1343), (316, 1105), (340, 1027), (395, 884), (442, 790)]