27620240

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{883}}^1$

素因数の和:936

約数の個数: 80

約数和(自身を含む): 71031168

約数和(自身を除く): 43410928

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 34, 40, 46, 68, 80, 85, 92, 115, 136, 170, 184, 230, 272, 340, 368, 391, 460, 680, 782, 883, 920, 1360, 1564, 1766, 1840, 1955, 3128, 3532, 3910, 4415, 6256, 7064, 7820, 8830, 14128, 15011, 15640, 17660, 20309, 30022, 31280, 35320, 40618, 60044, 70640, 75055, 81236, 101545, 120088, 150110, 162472, 203090, 240176, 300220, 324944, 345253, 406180, 600440, 690506, 812360, 1200880, 1381012, 1624720, 1726265, 2762024, 3452530, 5524048, 6905060, 13810120, 27620240]

約数ペア:

[(1, 27620240), (2, 13810120), (4, 6905060), (5, 5524048), (8, 3452530), (10, 2762024), (16, 1726265), (17, 1624720), (20, 1381012), (23, 1200880), (34, 812360), (40, 690506), (46, 600440), (68, 406180), (80, 345253), (85, 324944), (92, 300220), (115, 240176), (136, 203090), (170, 162472), (184, 150110), (230, 120088), (272, 101545), (340, 81236), (368, 75055), (391, 70640), (460, 60044), (680, 40618), (782, 35320), (883, 31280), (920, 30022), (1360, 20309), (1564, 17660), (1766, 15640), (1840, 15011), (1955, 14128), (3128, 8830), (3532, 7820), (3910, 7064), (4415, 6256)]