9891940

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 21591360

約数和(自身を除く): 11699420

約数列:

[1, 2, 4, 5, 10, 20, 59, 83, 101, 118, 166, 202, 236, 295, 332, 404, 415, 505, 590, 830, 1010, 1180, 1660, 2020, 4897, 5959, 8383, 9794, 11918, 16766, 19588, 23836, 24485, 29795, 33532, 41915, 48970, 59590, 83830, 97940, 119180, 167660, 494597, 989194, 1978388, 2472985, 4945970, 9891940]

約数ペア:

[(1, 9891940), (2, 4945970), (4, 2472985), (5, 1978388), (10, 989194), (20, 494597), (59, 167660), (83, 119180), (101, 97940), (118, 83830), (166, 59590), (202, 48970), (236, 41915), (295, 33532), (332, 29795), (404, 24485), (415, 23836), (505, 19588), (590, 16766), (830, 11918), (1010, 9794), (1180, 8383), (1660, 5959), (2020, 4897)]