28252380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1249}}^1$

素因数の和:1303

約数の個数: 96

約数和(自身を含む): 88200000

約数和(自身を除く): 59947620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 29, 30, 39, 52, 58, 60, 65, 78, 87, 116, 130, 145, 156, 174, 195, 260, 290, 348, 377, 390, 435, 580, 754, 780, 870, 1131, 1249, 1508, 1740, 1885, 2262, 2498, 3747, 3770, 4524, 4996, 5655, 6245, 7494, 7540, 11310, 12490, 14988, 16237, 18735, 22620, 24980, 32474, 36221, 37470, 48711, 64948, 72442, 74940, 81185, 97422, 108663, 144884, 162370, 181105, 194844, 217326, 243555, 324740, 362210, 434652, 470873, 487110, 543315, 724420, 941746, 974220, 1086630, 1412619, 1883492, 2173260, 2354365, 2825238, 4708730, 5650476, 7063095, 9417460, 14126190, 28252380]

約数ペア:

[(1, 28252380), (2, 14126190), (3, 9417460), (4, 7063095), (5, 5650476), (6, 4708730), (10, 2825238), (12, 2354365), (13, 2173260), (15, 1883492), (20, 1412619), (26, 1086630), (29, 974220), (30, 941746), (39, 724420), (52, 543315), (58, 487110), (60, 470873), (65, 434652), (78, 362210), (87, 324740), (116, 243555), (130, 217326), (145, 194844), (156, 181105), (174, 162370), (195, 144884), (260, 108663), (290, 97422), (348, 81185), (377, 74940), (390, 72442), (435, 64948), (580, 48711), (754, 37470), (780, 36221), (870, 32474), (1131, 24980), (1249, 22620), (1508, 18735), (1740, 16237), (1885, 14988), (2262, 12490), (2498, 11310), (3747, 7540), (3770, 7494), (4524, 6245), (4996, 5655)]