1545440

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{743}}^1$

素因数の和:771

約数の個数: 48

約数和(自身を含む): 3937248

約数和(自身を除く): 2391808

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 743, 1040, 1486, 2080, 2972, 3715, 5944, 7430, 9659, 11888, 14860, 19318, 23776, 29720, 38636, 48295, 59440, 77272, 96590, 118880, 154544, 193180, 309088, 386360, 772720, 1545440]

約数ペア:

[(1, 1545440), (2, 772720), (4, 386360), (5, 309088), (8, 193180), (10, 154544), (13, 118880), (16, 96590), (20, 77272), (26, 59440), (32, 48295), (40, 38636), (52, 29720), (65, 23776), (80, 19318), (104, 14860), (130, 11888), (160, 9659), (208, 7430), (260, 5944), (416, 3715), (520, 2972), (743, 2080), (1040, 1486)]