390638440

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{13697}}^1$

素因数の和:13762

約数の個数: 64

約数和(自身を含む): 946805760

約数和(自身を除く): 556167320

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 31, 40, 46, 62, 92, 115, 124, 155, 184, 230, 248, 310, 460, 620, 713, 920, 1240, 1426, 2852, 3565, 5704, 7130, 13697, 14260, 27394, 28520, 54788, 68485, 109576, 136970, 273940, 315031, 424607, 547880, 630062, 849214, 1260124, 1575155, 1698428, 2123035, 2520248, 3150310, 3396856, 4246070, 6300620, 8492140, 9765961, 12601240, 16984280, 19531922, 39063844, 48829805, 78127688, 97659610, 195319220, 390638440]

約数ペア:

[(1, 390638440), (2, 195319220), (4, 97659610), (5, 78127688), (8, 48829805), (10, 39063844), (20, 19531922), (23, 16984280), (31, 12601240), (40, 9765961), (46, 8492140), (62, 6300620), (92, 4246070), (115, 3396856), (124, 3150310), (155, 2520248), (184, 2123035), (230, 1698428), (248, 1575155), (310, 1260124), (460, 849214), (620, 630062), (713, 547880), (920, 424607), (1240, 315031), (1426, 273940), (2852, 136970), (3565, 109576), (5704, 68485), (7130, 54788), (13697, 28520), (14260, 27394)]