40442320

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{227}}^1$

素因数の和:388

約数の個数: 80

約数和(自身を含む): 100761408

約数和(自身を除く): 60319088

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 131, 136, 170, 227, 262, 272, 340, 454, 524, 655, 680, 908, 1048, 1135, 1310, 1360, 1816, 2096, 2227, 2270, 2620, 3632, 3859, 4454, 4540, 5240, 7718, 8908, 9080, 10480, 11135, 15436, 17816, 18160, 19295, 22270, 29737, 30872, 35632, 38590, 44540, 59474, 61744, 77180, 89080, 118948, 148685, 154360, 178160, 237896, 297370, 308720, 475792, 505529, 594740, 1011058, 1189480, 2022116, 2378960, 2527645, 4044232, 5055290, 8088464, 10110580, 20221160, 40442320]

約数ペア:

[(1, 40442320), (2, 20221160), (4, 10110580), (5, 8088464), (8, 5055290), (10, 4044232), (16, 2527645), (17, 2378960), (20, 2022116), (34, 1189480), (40, 1011058), (68, 594740), (80, 505529), (85, 475792), (131, 308720), (136, 297370), (170, 237896), (227, 178160), (262, 154360), (272, 148685), (340, 118948), (454, 89080), (524, 77180), (655, 61744), (680, 59474), (908, 44540), (1048, 38590), (1135, 35632), (1310, 30872), (1360, 29737), (1816, 22270), (2096, 19295), (2227, 18160), (2270, 17816), (2620, 15436), (3632, 11135), (3859, 10480), (4454, 9080), (4540, 8908), (5240, 7718)]