49140460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1453}}^1$

素因数の和:1570

約数の個数: 48

約数和(自身を含む): 109922400

約数和(自身を除く): 60781940

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 89, 95, 178, 190, 356, 380, 445, 890, 1453, 1691, 1780, 2906, 3382, 5812, 6764, 7265, 8455, 14530, 16910, 27607, 29060, 33820, 55214, 110428, 129317, 138035, 258634, 276070, 517268, 552140, 646585, 1293170, 2457023, 2586340, 4914046, 9828092, 12285115, 24570230, 49140460]

約数ペア:

[(1, 49140460), (2, 24570230), (4, 12285115), (5, 9828092), (10, 4914046), (19, 2586340), (20, 2457023), (38, 1293170), (76, 646585), (89, 552140), (95, 517268), (178, 276070), (190, 258634), (356, 138035), (380, 129317), (445, 110428), (890, 55214), (1453, 33820), (1691, 29060), (1780, 27607), (2906, 16910), (3382, 14530), (5812, 8455), (6764, 7265)]