1481800

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 3571200

約数和(自身を除く): 2089400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 155, 200, 239, 248, 310, 478, 620, 775, 956, 1195, 1240, 1550, 1912, 2390, 3100, 4780, 5975, 6200, 7409, 9560, 11950, 14818, 23900, 29636, 37045, 47800, 59272, 74090, 148180, 185225, 296360, 370450, 740900, 1481800]

約数ペア:

[(1, 1481800), (2, 740900), (4, 370450), (5, 296360), (8, 185225), (10, 148180), (20, 74090), (25, 59272), (31, 47800), (40, 37045), (50, 29636), (62, 23900), (100, 14818), (124, 11950), (155, 9560), (200, 7409), (239, 6200), (248, 5975), (310, 4780), (478, 3100), (620, 2390), (775, 1912), (956, 1550), (1195, 1240)]