40456920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{48163}}^1$

素因数の和:48184

約数の個数: 64

約数和(自身を含む): 138712320

約数和(自身を除く): 98255400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 48163, 96326, 144489, 192652, 240815, 288978, 337141, 385304, 481630, 577956, 674282, 722445, 963260, 1011423, 1155912, 1348564, 1444890, 1685705, 1926520, 2022846, 2697128, 2889780, 3371410, 4045692, 5057115, 5779560, 6742820, 8091384, 10114230, 13485640, 20228460, 40456920]

約数ペア:

[(1, 40456920), (2, 20228460), (3, 13485640), (4, 10114230), (5, 8091384), (6, 6742820), (7, 5779560), (8, 5057115), (10, 4045692), (12, 3371410), (14, 2889780), (15, 2697128), (20, 2022846), (21, 1926520), (24, 1685705), (28, 1444890), (30, 1348564), (35, 1155912), (40, 1011423), (42, 963260), (56, 722445), (60, 674282), (70, 577956), (84, 481630), (105, 385304), (120, 337141), (140, 288978), (168, 240815), (210, 192652), (280, 144489), (420, 96326), (840, 48163)]