128966420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{34483}}^1$

素因数の和:34520

約数の個数: 48

約数和(自身を含む): 312838848

約数和(自身を除く): 183872428

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3740, 34483, 68966, 137932, 172415, 344830, 379313, 586211, 689660, 758626, 1172422, 1517252, 1896565, 2344844, 2931055, 3793130, 5862110, 6448321, 7586260, 11724220, 12896642, 25793284, 32241605, 64483210, 128966420]

約数ペア:

[(1, 128966420), (2, 64483210), (4, 32241605), (5, 25793284), (10, 12896642), (11, 11724220), (17, 7586260), (20, 6448321), (22, 5862110), (34, 3793130), (44, 2931055), (55, 2344844), (68, 1896565), (85, 1517252), (110, 1172422), (170, 758626), (187, 689660), (220, 586211), (340, 379313), (374, 344830), (748, 172415), (935, 137932), (1870, 68966), (3740, 34483)]