47406920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{661}}^1$

素因数の和:846

約数の個数: 64

約数和(自身を含む): 117253440

約数和(自身を除く): 69846520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 163, 220, 326, 440, 652, 661, 815, 1304, 1322, 1630, 1793, 2644, 3260, 3305, 3586, 5288, 6520, 6610, 7172, 7271, 8965, 13220, 14344, 14542, 17930, 26440, 29084, 35860, 36355, 58168, 71720, 72710, 107743, 145420, 215486, 290840, 430972, 538715, 861944, 1077430, 1185173, 2154860, 2370346, 4309720, 4740692, 5925865, 9481384, 11851730, 23703460, 47406920]

約数ペア:

[(1, 47406920), (2, 23703460), (4, 11851730), (5, 9481384), (8, 5925865), (10, 4740692), (11, 4309720), (20, 2370346), (22, 2154860), (40, 1185173), (44, 1077430), (55, 861944), (88, 538715), (110, 430972), (163, 290840), (220, 215486), (326, 145420), (440, 107743), (652, 72710), (661, 71720), (815, 58168), (1304, 36355), (1322, 35860), (1630, 29084), (1793, 26440), (2644, 17930), (3260, 14542), (3305, 14344), (3586, 13220), (5288, 8965), (6520, 7271), (6610, 7172)]