27701260

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 59764320

約数和(自身を除く): 32063060

約数列:

[1, 2, 4, 5, 10, 20, 97, 109, 131, 194, 218, 262, 388, 436, 485, 524, 545, 655, 970, 1090, 1310, 1940, 2180, 2620, 10573, 12707, 14279, 21146, 25414, 28558, 42292, 50828, 52865, 57116, 63535, 71395, 105730, 127070, 142790, 211460, 254140, 285580, 1385063, 2770126, 5540252, 6925315, 13850630, 27701260]

約数ペア:

[(1, 27701260), (2, 13850630), (4, 6925315), (5, 5540252), (10, 2770126), (20, 1385063), (97, 285580), (109, 254140), (131, 211460), (194, 142790), (218, 127070), (262, 105730), (388, 71395), (436, 63535), (485, 57116), (524, 52865), (545, 50828), (655, 42292), (970, 28558), (1090, 25414), (1310, 21146), (1940, 14279), (2180, 12707), (2620, 10573)]