344907940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{7411}}^1$

素因数の和:7612

約数の個数: 48

約数和(自身を含む): 784486080

約数和(自身を除く): 439578140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 179, 260, 358, 716, 895, 1790, 2327, 3580, 4654, 7411, 9308, 11635, 14822, 23270, 29644, 37055, 46540, 74110, 96343, 148220, 192686, 385372, 481715, 963430, 1326569, 1926860, 2653138, 5306276, 6632845, 13265690, 17245397, 26531380, 34490794, 68981588, 86226985, 172453970, 344907940]

約数ペア:

[(1, 344907940), (2, 172453970), (4, 86226985), (5, 68981588), (10, 34490794), (13, 26531380), (20, 17245397), (26, 13265690), (52, 6632845), (65, 5306276), (130, 2653138), (179, 1926860), (260, 1326569), (358, 963430), (716, 481715), (895, 385372), (1790, 192686), (2327, 148220), (3580, 96343), (4654, 74110), (7411, 46540), (9308, 37055), (11635, 29644), (14822, 23270)]