40396972

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{457}}^1$

素因数の和:527

約数の個数: 72

約数和(自身を含む): 92101968

約数和(自身を除く): 51704996

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 41, 44, 49, 77, 82, 98, 154, 164, 196, 287, 308, 451, 457, 539, 574, 902, 914, 1078, 1148, 1804, 1828, 2009, 2156, 3157, 3199, 4018, 5027, 6314, 6398, 8036, 10054, 12628, 12796, 18737, 20108, 22099, 22393, 35189, 37474, 44198, 44786, 70378, 74948, 88396, 89572, 131159, 140756, 206107, 246323, 262318, 412214, 492646, 524636, 824428, 918113, 985292, 1442749, 1836226, 2885498, 3672452, 5770996, 10099243, 20198486, 40396972]

約数ペア:

[(1, 40396972), (2, 20198486), (4, 10099243), (7, 5770996), (11, 3672452), (14, 2885498), (22, 1836226), (28, 1442749), (41, 985292), (44, 918113), (49, 824428), (77, 524636), (82, 492646), (98, 412214), (154, 262318), (164, 246323), (196, 206107), (287, 140756), (308, 131159), (451, 89572), (457, 88396), (539, 74948), (574, 70378), (902, 44786), (914, 44198), (1078, 37474), (1148, 35189), (1804, 22393), (1828, 22099), (2009, 20108), (2156, 18737), (3157, 12796), (3199, 12628), (4018, 10054), (5027, 8036), (6314, 6398)]