28777430

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{1399}}^1$

素因数の和:1445

約数の個数: 48

約数和(自身を含む): 60328800

約数和(自身を除く): 31551370

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 121, 170, 187, 242, 374, 605, 935, 1210, 1399, 1870, 2057, 2798, 4114, 6995, 10285, 13990, 15389, 20570, 23783, 30778, 47566, 76945, 118915, 153890, 169279, 237830, 261613, 338558, 523226, 846395, 1308065, 1692790, 2616130, 2877743, 5755486, 14388715, 28777430]

約数ペア:

[(1, 28777430), (2, 14388715), (5, 5755486), (10, 2877743), (11, 2616130), (17, 1692790), (22, 1308065), (34, 846395), (55, 523226), (85, 338558), (110, 261613), (121, 237830), (170, 169279), (187, 153890), (242, 118915), (374, 76945), (605, 47566), (935, 30778), (1210, 23783), (1399, 20570), (1870, 15389), (2057, 13990), (2798, 10285), (4114, 6995)]