40366909420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{16811}}^1$

素因数の和:16999

約数の個数: 96

約数和(自身を含む): 91511078400

約数和(自身を除く): 51144168980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 71, 76, 89, 95, 142, 178, 190, 284, 355, 356, 380, 445, 710, 890, 1349, 1420, 1691, 1780, 2698, 3382, 5396, 6319, 6745, 6764, 8455, 12638, 13490, 16811, 16910, 25276, 26980, 31595, 33622, 33820, 63190, 67244, 84055, 120061, 126380, 168110, 240122, 319409, 336220, 480244, 600305, 638818, 1193581, 1200610, 1277636, 1496179, 1597045, 2387162, 2401220, 2992358, 3194090, 4774324, 5967905, 5984716, 6388180, 7480895, 11935810, 14961790, 22678039, 23871620, 28427401, 29923580, 45356078, 56854802, 90712156, 106228709, 113390195, 113709604, 142137005, 212457418, 226780390, 284274010, 424914836, 453560780, 531143545, 568548020, 1062287090, 2018345471, 2124574180, 4036690942, 8073381884, 10091727355, 20183454710, 40366909420]

約数ペア:

[(1, 40366909420), (2, 20183454710), (4, 10091727355), (5, 8073381884), (10, 4036690942), (19, 2124574180), (20, 2018345471), (38, 1062287090), (71, 568548020), (76, 531143545), (89, 453560780), (95, 424914836), (142, 284274010), (178, 226780390), (190, 212457418), (284, 142137005), (355, 113709604), (356, 113390195), (380, 106228709), (445, 90712156), (710, 56854802), (890, 45356078), (1349, 29923580), (1420, 28427401), (1691, 23871620), (1780, 22678039), (2698, 14961790), (3382, 11935810), (5396, 7480895), (6319, 6388180), (6745, 5984716), (6764, 5967905), (8455, 4774324), (12638, 3194090), (13490, 2992358), (16811, 2401220), (16910, 2387162), (25276, 1597045), (26980, 1496179), (31595, 1277636), (33622, 1200610), (33820, 1193581), (63190, 638818), (67244, 600305), (84055, 480244), (120061, 336220), (126380, 319409), (168110, 240122)]