40659710

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{491}}^1$

素因数の和:538

約数の個数: 72

約数和(自身を含む): 92376936

約数和(自身を除く): 51717226

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 169, 182, 245, 338, 455, 490, 491, 637, 845, 910, 982, 1183, 1274, 1690, 2366, 2455, 3185, 3437, 4910, 5915, 6370, 6383, 6874, 8281, 11830, 12766, 16562, 17185, 24059, 31915, 34370, 41405, 44681, 48118, 63830, 82810, 82979, 89362, 120295, 165958, 223405, 240590, 312767, 414895, 446810, 580853, 625534, 829790, 1161706, 1563835, 2904265, 3127670, 4065971, 5808530, 8131942, 20329855, 40659710]

約数ペア:

[(1, 40659710), (2, 20329855), (5, 8131942), (7, 5808530), (10, 4065971), (13, 3127670), (14, 2904265), (26, 1563835), (35, 1161706), (49, 829790), (65, 625534), (70, 580853), (91, 446810), (98, 414895), (130, 312767), (169, 240590), (182, 223405), (245, 165958), (338, 120295), (455, 89362), (490, 82979), (491, 82810), (637, 63830), (845, 48118), (910, 44681), (982, 41405), (1183, 34370), (1274, 31915), (1690, 24059), (2366, 17185), (2455, 16562), (3185, 12766), (3437, 11830), (4910, 8281), (5915, 6874), (6370, 6383)]