9779420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{587}}^1$

素因数の和:627

約数の個数: 72

約数和(自身を含む): 25338096

約数和(自身を除く): 15558676

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 476, 490, 587, 595, 833, 980, 1174, 1190, 1666, 2348, 2380, 2935, 3332, 4109, 4165, 5870, 8218, 8330, 9979, 11740, 16436, 16660, 19958, 20545, 28763, 39916, 41090, 49895, 57526, 69853, 82180, 99790, 115052, 139706, 143815, 199580, 279412, 287630, 349265, 488971, 575260, 698530, 977942, 1397060, 1955884, 2444855, 4889710, 9779420]

約数ペア:

[(1, 9779420), (2, 4889710), (4, 2444855), (5, 1955884), (7, 1397060), (10, 977942), (14, 698530), (17, 575260), (20, 488971), (28, 349265), (34, 287630), (35, 279412), (49, 199580), (68, 143815), (70, 139706), (85, 115052), (98, 99790), (119, 82180), (140, 69853), (170, 57526), (196, 49895), (238, 41090), (245, 39916), (340, 28763), (476, 20545), (490, 19958), (587, 16660), (595, 16436), (833, 11740), (980, 9979), (1174, 8330), (1190, 8218), (1666, 5870), (2348, 4165), (2380, 4109), (2935, 3332)]