29374840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{661}}^1$

素因数の和:784

約数の個数: 64

約数和(自身を含む): 72925920

約数和(自身を除く): 43551080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 101, 110, 202, 220, 404, 440, 505, 661, 808, 1010, 1111, 1322, 2020, 2222, 2644, 3305, 4040, 4444, 5288, 5555, 6610, 7271, 8888, 11110, 13220, 14542, 22220, 26440, 29084, 36355, 44440, 58168, 66761, 72710, 133522, 145420, 267044, 290840, 333805, 534088, 667610, 734371, 1335220, 1468742, 2670440, 2937484, 3671855, 5874968, 7343710, 14687420, 29374840]

約数ペア:

[(1, 29374840), (2, 14687420), (4, 7343710), (5, 5874968), (8, 3671855), (10, 2937484), (11, 2670440), (20, 1468742), (22, 1335220), (40, 734371), (44, 667610), (55, 534088), (88, 333805), (101, 290840), (110, 267044), (202, 145420), (220, 133522), (404, 72710), (440, 66761), (505, 58168), (661, 44440), (808, 36355), (1010, 29084), (1111, 26440), (1322, 22220), (2020, 14542), (2222, 13220), (2644, 11110), (3305, 8888), (4040, 7271), (4444, 6610), (5288, 5555)]