338396560

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{248821}}^1$

素因数の和:248851

約数の個数: 40

約数和(自身を含む): 833056056

約数和(自身を除く): 494659496

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 248821, 497642, 995284, 1244105, 1990568, 2488210, 3981136, 4229957, 4976420, 8459914, 9952840, 16919828, 19905680, 21149785, 33839656, 42299570, 67679312, 84599140, 169198280, 338396560]

約数ペア:

[(1, 338396560), (2, 169198280), (4, 84599140), (5, 67679312), (8, 42299570), (10, 33839656), (16, 21149785), (17, 19905680), (20, 16919828), (34, 9952840), (40, 8459914), (68, 4976420), (80, 4229957), (85, 3981136), (136, 2488210), (170, 1990568), (272, 1244105), (340, 995284), (680, 497642), (1360, 248821)]