1949111920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{14563}}^1$

素因数の和:14822

約数の個数: 80

約数和(自身を含む): 5201095680

約数和(自身を除く): 3251983760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 239, 280, 478, 560, 956, 1195, 1673, 1912, 2390, 3346, 3824, 4780, 6692, 8365, 9560, 13384, 14563, 16730, 19120, 26768, 29126, 33460, 58252, 66920, 72815, 101941, 116504, 133840, 145630, 203882, 233008, 291260, 407764, 509705, 582520, 815528, 1019410, 1165040, 1631056, 2038820, 3480557, 4077640, 6961114, 8155280, 13922228, 17402785, 24363899, 27844456, 34805570, 48727798, 55688912, 69611140, 97455596, 121819495, 139222280, 194911192, 243638990, 278444560, 389822384, 487277980, 974555960, 1949111920]

約数ペア:

[(1, 1949111920), (2, 974555960), (4, 487277980), (5, 389822384), (7, 278444560), (8, 243638990), (10, 194911192), (14, 139222280), (16, 121819495), (20, 97455596), (28, 69611140), (35, 55688912), (40, 48727798), (56, 34805570), (70, 27844456), (80, 24363899), (112, 17402785), (140, 13922228), (239, 8155280), (280, 6961114), (478, 4077640), (560, 3480557), (956, 2038820), (1195, 1631056), (1673, 1165040), (1912, 1019410), (2390, 815528), (3346, 582520), (3824, 509705), (4780, 407764), (6692, 291260), (8365, 233008), (9560, 203882), (13384, 145630), (14563, 133840), (16730, 116504), (19120, 101941), (26768, 72815), (29126, 66920), (33460, 58252)]