39780459940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{17021}}^1$

素因数の和:17233

約数の個数: 96

約数和(自身を含む): 91882032480

約数和(自身を除く): 52101572540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 89, 101, 130, 178, 202, 260, 356, 404, 445, 505, 890, 1010, 1157, 1313, 1780, 2020, 2314, 2626, 4628, 5252, 5785, 6565, 8989, 11570, 13130, 17021, 17978, 23140, 26260, 34042, 35956, 44945, 68084, 85105, 89890, 116857, 170210, 179780, 221273, 233714, 340420, 442546, 467428, 584285, 885092, 1106365, 1168570, 1514869, 1719121, 2212730, 2337140, 3029738, 3438242, 4425460, 6059476, 6876484, 7574345, 8595605, 15148690, 17191210, 19693297, 22348573, 30297380, 34382420, 39386594, 44697146, 78773188, 89394292, 98466485, 111742865, 153001769, 196932970, 223485730, 306003538, 393865940, 446971460, 612007076, 765008845, 1530017690, 1989022997, 3060035380, 3978045994, 7956091988, 9945114985, 19890229970, 39780459940]

約数ペア:

[(1, 39780459940), (2, 19890229970), (4, 9945114985), (5, 7956091988), (10, 3978045994), (13, 3060035380), (20, 1989022997), (26, 1530017690), (52, 765008845), (65, 612007076), (89, 446971460), (101, 393865940), (130, 306003538), (178, 223485730), (202, 196932970), (260, 153001769), (356, 111742865), (404, 98466485), (445, 89394292), (505, 78773188), (890, 44697146), (1010, 39386594), (1157, 34382420), (1313, 30297380), (1780, 22348573), (2020, 19693297), (2314, 17191210), (2626, 15148690), (4628, 8595605), (5252, 7574345), (5785, 6876484), (6565, 6059476), (8989, 4425460), (11570, 3438242), (13130, 3029738), (17021, 2337140), (17978, 2212730), (23140, 1719121), (26260, 1514869), (34042, 1168570), (35956, 1106365), (44945, 885092), (68084, 584285), (85105, 467428), (89890, 442546), (116857, 340420), (170210, 233714), (179780, 221273)]