40942590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1721}}^1$

素因数の和:1805

約数の個数: 64

約数和(自身を含む): 107618112

約数和(自身を除く): 66675522

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 61, 65, 78, 122, 130, 183, 195, 305, 366, 390, 610, 793, 915, 1586, 1721, 1830, 2379, 3442, 3965, 4758, 5163, 7930, 8605, 10326, 11895, 17210, 22373, 23790, 25815, 44746, 51630, 67119, 104981, 111865, 134238, 209962, 223730, 314943, 335595, 524905, 629886, 671190, 1049810, 1364753, 1574715, 2729506, 3149430, 4094259, 6823765, 8188518, 13647530, 20471295, 40942590]

約数ペア:

[(1, 40942590), (2, 20471295), (3, 13647530), (5, 8188518), (6, 6823765), (10, 4094259), (13, 3149430), (15, 2729506), (26, 1574715), (30, 1364753), (39, 1049810), (61, 671190), (65, 629886), (78, 524905), (122, 335595), (130, 314943), (183, 223730), (195, 209962), (305, 134238), (366, 111865), (390, 104981), (610, 67119), (793, 51630), (915, 44746), (1586, 25815), (1721, 23790), (1830, 22373), (2379, 17210), (3442, 11895), (3965, 10326), (4758, 8605), (5163, 7930)]