28796320

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{3673}}^1$

素因数の和:3702

約数の個数: 72

約数和(自身を含む): 79160004

約数和(自身を除く): 50363684

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3673, 3920, 7346, 7840, 14692, 18365, 25711, 29384, 36730, 51422, 58768, 73460, 102844, 117536, 128555, 146920, 179977, 205688, 257110, 293840, 359954, 411376, 514220, 587680, 719908, 822752, 899885, 1028440, 1439816, 1799770, 2056880, 2879632, 3599540, 4113760, 5759264, 7199080, 14398160, 28796320]

約数ペア:

[(1, 28796320), (2, 14398160), (4, 7199080), (5, 5759264), (7, 4113760), (8, 3599540), (10, 2879632), (14, 2056880), (16, 1799770), (20, 1439816), (28, 1028440), (32, 899885), (35, 822752), (40, 719908), (49, 587680), (56, 514220), (70, 411376), (80, 359954), (98, 293840), (112, 257110), (140, 205688), (160, 179977), (196, 146920), (224, 128555), (245, 117536), (280, 102844), (392, 73460), (490, 58768), (560, 51422), (784, 36730), (980, 29384), (1120, 25711), (1568, 18365), (1960, 14692), (3673, 7840), (3920, 7346)]