17207560

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:238

約数の個数: 64

約数和(自身を含む): 40279680

約数和(自身を除く): 23072120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 73, 83, 142, 146, 166, 284, 292, 332, 355, 365, 415, 568, 584, 664, 710, 730, 830, 1420, 1460, 1660, 2840, 2920, 3320, 5183, 5893, 6059, 10366, 11786, 12118, 20732, 23572, 24236, 25915, 29465, 30295, 41464, 47144, 48472, 51830, 58930, 60590, 103660, 117860, 121180, 207320, 235720, 242360, 430189, 860378, 1720756, 2150945, 3441512, 4301890, 8603780, 17207560]

約数ペア:

[(1, 17207560), (2, 8603780), (4, 4301890), (5, 3441512), (8, 2150945), (10, 1720756), (20, 860378), (40, 430189), (71, 242360), (73, 235720), (83, 207320), (142, 121180), (146, 117860), (166, 103660), (284, 60590), (292, 58930), (332, 51830), (355, 48472), (365, 47144), (415, 41464), (568, 30295), (584, 29465), (664, 25915), (710, 24236), (730, 23572), (830, 20732), (1420, 12118), (1460, 11786), (1660, 10366), (2840, 6059), (2920, 5893), (3320, 5183)]