1440260

素因数分解:

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

素因数の和:164

約数の個数: 48

約数和(自身を含む): 3290112

約数和(自身を除く): 1849852

約数列:

[1, 2, 4, 5, 10, 20, 23, 31, 46, 62, 92, 101, 115, 124, 155, 202, 230, 310, 404, 460, 505, 620, 713, 1010, 1426, 2020, 2323, 2852, 3131, 3565, 4646, 6262, 7130, 9292, 11615, 12524, 14260, 15655, 23230, 31310, 46460, 62620, 72013, 144026, 288052, 360065, 720130, 1440260]

約数ペア:

[(1, 1440260), (2, 720130), (4, 360065), (5, 288052), (10, 144026), (20, 72013), (23, 62620), (31, 46460), (46, 31310), (62, 23230), (92, 15655), (101, 14260), (115, 12524), (124, 11615), (155, 9292), (202, 7130), (230, 6262), (310, 4646), (404, 3565), (460, 3131), (505, 2852), (620, 2323), (713, 2020), (1010, 1426)]