16308380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{293}}^1$

素因数の和:347

約数の個数: 72

約数和(自身を含む): 39414816

約数和(自身を除く): 23106436

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 121, 220, 230, 242, 253, 293, 460, 484, 506, 586, 605, 1012, 1172, 1210, 1265, 1465, 2420, 2530, 2783, 2930, 3223, 5060, 5566, 5860, 6446, 6739, 11132, 12892, 13478, 13915, 16115, 26956, 27830, 32230, 33695, 35453, 55660, 64460, 67390, 70906, 74129, 134780, 141812, 148258, 177265, 296516, 354530, 370645, 709060, 741290, 815419, 1482580, 1630838, 3261676, 4077095, 8154190, 16308380]

約数ペア:

[(1, 16308380), (2, 8154190), (4, 4077095), (5, 3261676), (10, 1630838), (11, 1482580), (20, 815419), (22, 741290), (23, 709060), (44, 370645), (46, 354530), (55, 296516), (92, 177265), (110, 148258), (115, 141812), (121, 134780), (220, 74129), (230, 70906), (242, 67390), (253, 64460), (293, 55660), (460, 35453), (484, 33695), (506, 32230), (586, 27830), (605, 26956), (1012, 16115), (1172, 13915), (1210, 13478), (1265, 12892), (1465, 11132), (2420, 6739), (2530, 6446), (2783, 5860), (2930, 5566), (3223, 5060)]