90017440

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29611}}^1$

素因数の和:29645

約数の個数: 48

約数和(自身を含む): 223866720

約数和(自身を除く): 133849280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 29611, 59222, 118444, 148055, 236888, 296110, 473776, 562609, 592220, 947552, 1125218, 1184440, 2250436, 2368880, 2813045, 4500872, 4737760, 5626090, 9001744, 11252180, 18003488, 22504360, 45008720, 90017440]

約数ペア:

[(1, 90017440), (2, 45008720), (4, 22504360), (5, 18003488), (8, 11252180), (10, 9001744), (16, 5626090), (19, 4737760), (20, 4500872), (32, 2813045), (38, 2368880), (40, 2250436), (76, 1184440), (80, 1125218), (95, 947552), (152, 592220), (160, 562609), (190, 473776), (304, 296110), (380, 236888), (608, 148055), (760, 118444), (1520, 59222), (3040, 29611)]