394744912

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{359}}^1\times {\mathrm{3617}}^1$

素因数の和:4003

約数の個数: 40

約数和(自身を含む): 807537600

約数和(自身を除く): 412792688

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 359, 718, 1436, 2872, 3617, 5744, 6821, 7234, 13642, 14468, 27284, 28936, 54568, 57872, 68723, 109136, 137446, 274892, 549784, 1099568, 1298503, 2597006, 5194012, 10388024, 20776048, 24671557, 49343114, 98686228, 197372456, 394744912]

約数ペア:

[(1, 394744912), (2, 197372456), (4, 98686228), (8, 49343114), (16, 24671557), (19, 20776048), (38, 10388024), (76, 5194012), (152, 2597006), (304, 1298503), (359, 1099568), (718, 549784), (1436, 274892), (2872, 137446), (3617, 109136), (5744, 68723), (6821, 57872), (7234, 54568), (13642, 28936), (14468, 27284)]