19005280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:332

約数の個数: 96

約数和(自身を含む): 52254720

約数和(自身を除く): 33249440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 71, 80, 112, 140, 142, 160, 224, 239, 280, 284, 355, 478, 497, 560, 568, 710, 956, 994, 1120, 1136, 1195, 1420, 1673, 1912, 1988, 2272, 2390, 2485, 2840, 3346, 3824, 3976, 4780, 4970, 5680, 6692, 7648, 7952, 8365, 9560, 9940, 11360, 13384, 15904, 16730, 16969, 19120, 19880, 26768, 33460, 33938, 38240, 39760, 53536, 66920, 67876, 79520, 84845, 118783, 133840, 135752, 169690, 237566, 267680, 271504, 339380, 475132, 543008, 593915, 678760, 950264, 1187830, 1357520, 1900528, 2375660, 2715040, 3801056, 4751320, 9502640, 19005280]

約数ペア:

[(1, 19005280), (2, 9502640), (4, 4751320), (5, 3801056), (7, 2715040), (8, 2375660), (10, 1900528), (14, 1357520), (16, 1187830), (20, 950264), (28, 678760), (32, 593915), (35, 543008), (40, 475132), (56, 339380), (70, 271504), (71, 267680), (80, 237566), (112, 169690), (140, 135752), (142, 133840), (160, 118783), (224, 84845), (239, 79520), (280, 67876), (284, 66920), (355, 53536), (478, 39760), (497, 38240), (560, 33938), (568, 33460), (710, 26768), (956, 19880), (994, 19120), (1120, 16969), (1136, 16730), (1195, 15904), (1420, 13384), (1673, 11360), (1912, 9940), (1988, 9560), (2272, 8365), (2390, 7952), (2485, 7648), (2840, 6692), (3346, 5680), (3824, 4970), (3976, 4780)]