15040240

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{11059}}^1$

素因数の和:11089

約数の個数: 40

約数和(自身を含む): 37028880

約数和(自身を除く): 21988640

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 11059, 22118, 44236, 55295, 88472, 110590, 176944, 188003, 221180, 376006, 442360, 752012, 884720, 940015, 1504024, 1880030, 3008048, 3760060, 7520120, 15040240]

約数ペア:

[(1, 15040240), (2, 7520120), (4, 3760060), (5, 3008048), (8, 1880030), (10, 1504024), (16, 940015), (17, 884720), (20, 752012), (34, 442360), (40, 376006), (68, 221180), (80, 188003), (85, 176944), (136, 110590), (170, 88472), (272, 55295), (340, 44236), (680, 22118), (1360, 11059)]