20637112940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{467}}^1\times {\mathrm{5651}}^1$

素因数の和:6167

約数の個数: 96

約数和(自身を含む): 47993347584

約数和(自身を除く): 27356234644

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 391, 460, 467, 782, 934, 1564, 1868, 1955, 2335, 3910, 4670, 5651, 7820, 7939, 9340, 10741, 11302, 15878, 21482, 22604, 28255, 31756, 39695, 42964, 53705, 56510, 79390, 96067, 107410, 113020, 129973, 158780, 182597, 192134, 214820, 259946, 365194, 384268, 480335, 519892, 649865, 730388, 912985, 960670, 1299730, 1825970, 1921340, 2209541, 2599460, 2639017, 3651940, 4419082, 5278034, 8838164, 10556068, 11047705, 13195085, 22095410, 26390170, 44190820, 44863289, 52780340, 60697391, 89726578, 121394782, 179453156, 224316445, 242789564, 303486955, 448632890, 606973910, 897265780, 1031855647, 1213947820, 2063711294, 4127422588, 5159278235, 10318556470, 20637112940]

約数ペア:

[(1, 20637112940), (2, 10318556470), (4, 5159278235), (5, 4127422588), (10, 2063711294), (17, 1213947820), (20, 1031855647), (23, 897265780), (34, 606973910), (46, 448632890), (68, 303486955), (85, 242789564), (92, 224316445), (115, 179453156), (170, 121394782), (230, 89726578), (340, 60697391), (391, 52780340), (460, 44863289), (467, 44190820), (782, 26390170), (934, 22095410), (1564, 13195085), (1868, 11047705), (1955, 10556068), (2335, 8838164), (3910, 5278034), (4670, 4419082), (5651, 3651940), (7820, 2639017), (7939, 2599460), (9340, 2209541), (10741, 1921340), (11302, 1825970), (15878, 1299730), (21482, 960670), (22604, 912985), (28255, 730388), (31756, 649865), (39695, 519892), (42964, 480335), (53705, 384268), (56510, 365194), (79390, 259946), (96067, 214820), (107410, 192134), (113020, 182597), (129973, 158780)]