31241820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{22639}}^1$

素因数の和:22674

約数の個数: 48

約数和(自身を含む): 91284480

約数和(自身を除く): 60042660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 22639, 45278, 67917, 90556, 113195, 135834, 226390, 271668, 339585, 452780, 520697, 679170, 1041394, 1358340, 1562091, 2082788, 2603485, 3124182, 5206970, 6248364, 7810455, 10413940, 15620910, 31241820]

約数ペア:

[(1, 31241820), (2, 15620910), (3, 10413940), (4, 7810455), (5, 6248364), (6, 5206970), (10, 3124182), (12, 2603485), (15, 2082788), (20, 1562091), (23, 1358340), (30, 1041394), (46, 679170), (60, 520697), (69, 452780), (92, 339585), (115, 271668), (138, 226390), (230, 135834), (276, 113195), (345, 90556), (460, 67917), (690, 45278), (1380, 22639)]