2880520

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:166

約数の個数: 64

約数和(自身を含む): 7050240

約数和(自身を除く): 4169720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 31, 40, 46, 62, 92, 101, 115, 124, 155, 184, 202, 230, 248, 310, 404, 460, 505, 620, 713, 808, 920, 1010, 1240, 1426, 2020, 2323, 2852, 3131, 3565, 4040, 4646, 5704, 6262, 7130, 9292, 11615, 12524, 14260, 15655, 18584, 23230, 25048, 28520, 31310, 46460, 62620, 72013, 92920, 125240, 144026, 288052, 360065, 576104, 720130, 1440260, 2880520]

約数ペア:

[(1, 2880520), (2, 1440260), (4, 720130), (5, 576104), (8, 360065), (10, 288052), (20, 144026), (23, 125240), (31, 92920), (40, 72013), (46, 62620), (62, 46460), (92, 31310), (101, 28520), (115, 25048), (124, 23230), (155, 18584), (184, 15655), (202, 14260), (230, 12524), (248, 11615), (310, 9292), (404, 7130), (460, 6262), (505, 5704), (620, 4646), (713, 4040), (808, 3565), (920, 3131), (1010, 2852), (1240, 2323), (1426, 2020)]