40660760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7643}}^1$

素因数の和:7680

約数の個数: 64

約数和(自身を含む): 110073600

約数和(自身を除く): 69412840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 7643, 15286, 30572, 38215, 53501, 61144, 76430, 107002, 145217, 152860, 214004, 267505, 290434, 305720, 428008, 535010, 580868, 726085, 1016519, 1070020, 1161736, 1452170, 2033038, 2140040, 2904340, 4066076, 5082595, 5808680, 8132152, 10165190, 20330380, 40660760]

約数ペア:

[(1, 40660760), (2, 20330380), (4, 10165190), (5, 8132152), (7, 5808680), (8, 5082595), (10, 4066076), (14, 2904340), (19, 2140040), (20, 2033038), (28, 1452170), (35, 1161736), (38, 1070020), (40, 1016519), (56, 726085), (70, 580868), (76, 535010), (95, 428008), (133, 305720), (140, 290434), (152, 267505), (190, 214004), (266, 152860), (280, 145217), (380, 107002), (532, 76430), (665, 61144), (760, 53501), (1064, 38215), (1330, 30572), (2660, 15286), (5320, 7643)]