15359840

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{5647}}^1$

素因数の和:5679

約数の個数: 48

約数和(自身を含む): 38428992

約数和(自身を除く): 23069152

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 5647, 11294, 22588, 28235, 45176, 56470, 90352, 95999, 112940, 180704, 191998, 225880, 383996, 451760, 479995, 767992, 903520, 959990, 1535984, 1919980, 3071968, 3839960, 7679920, 15359840]

約数ペア:

[(1, 15359840), (2, 7679920), (4, 3839960), (5, 3071968), (8, 1919980), (10, 1535984), (16, 959990), (17, 903520), (20, 767992), (32, 479995), (34, 451760), (40, 383996), (68, 225880), (80, 191998), (85, 180704), (136, 112940), (160, 95999), (170, 90352), (272, 56470), (340, 45176), (544, 28235), (680, 22588), (1360, 11294), (2720, 5647)]