11912390

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{151}}^1$

素因数の和:202

約数の個数: 64

約数和(自身を含む): 26265600

約数和(自身を除く): 14353210

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 49, 70, 98, 115, 151, 161, 230, 245, 302, 322, 343, 490, 686, 755, 805, 1057, 1127, 1510, 1610, 1715, 2114, 2254, 3430, 3473, 5285, 5635, 6946, 7399, 7889, 10570, 11270, 14798, 15778, 17365, 24311, 34730, 36995, 39445, 48622, 51793, 73990, 78890, 103586, 121555, 170177, 243110, 258965, 340354, 517930, 850885, 1191239, 1701770, 2382478, 5956195, 11912390]

約数ペア:

[(1, 11912390), (2, 5956195), (5, 2382478), (7, 1701770), (10, 1191239), (14, 850885), (23, 517930), (35, 340354), (46, 258965), (49, 243110), (70, 170177), (98, 121555), (115, 103586), (151, 78890), (161, 73990), (230, 51793), (245, 48622), (302, 39445), (322, 36995), (343, 34730), (490, 24311), (686, 17365), (755, 15778), (805, 14798), (1057, 11270), (1127, 10570), (1510, 7889), (1610, 7399), (1715, 6946), (2114, 5635), (2254, 5285), (3430, 3473)]