21764630720

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{511387}}^1$

素因数の和:511430

約数の個数: 112

約数和(自身を含む): 62348424960

約数和(自身を除く): 40583794240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 320, 380, 448, 532, 560, 608, 665, 760, 1064, 1120, 1216, 1330, 1520, 2128, 2240, 2660, 3040, 4256, 5320, 6080, 8512, 10640, 21280, 42560, 511387, 1022774, 2045548, 2556935, 3579709, 4091096, 5113870, 7159418, 8182192, 9716353, 10227740, 14318836, 16364384, 17898545, 19432706, 20455480, 28637672, 32728768, 35797090, 38865412, 40910960, 48581765, 57275344, 68014471, 71594180, 77730824, 81821920, 97163530, 114550688, 136028942, 143188360, 155461648, 163643840, 194327060, 229101376, 272057884, 286376720, 310923296, 340072355, 388654120, 544115768, 572753440, 621846592, 680144710, 777308240, 1088231536, 1145506880, 1360289420, 1554616480, 2176463072, 2720578840, 3109232960, 4352926144, 5441157680, 10882315360, 21764630720]

約数ペア:

[(1, 21764630720), (2, 10882315360), (4, 5441157680), (5, 4352926144), (7, 3109232960), (8, 2720578840), (10, 2176463072), (14, 1554616480), (16, 1360289420), (19, 1145506880), (20, 1088231536), (28, 777308240), (32, 680144710), (35, 621846592), (38, 572753440), (40, 544115768), (56, 388654120), (64, 340072355), (70, 310923296), (76, 286376720), (80, 272057884), (95, 229101376), (112, 194327060), (133, 163643840), (140, 155461648), (152, 143188360), (160, 136028942), (190, 114550688), (224, 97163530), (266, 81821920), (280, 77730824), (304, 71594180), (320, 68014471), (380, 57275344), (448, 48581765), (532, 40910960), (560, 38865412), (608, 35797090), (665, 32728768), (760, 28637672), (1064, 20455480), (1120, 19432706), (1216, 17898545), (1330, 16364384), (1520, 14318836), (2128, 10227740), (2240, 9716353), (2660, 8182192), (3040, 7159418), (4256, 5113870), (5320, 4091096), (6080, 3579709), (8512, 2556935), (10640, 2045548), (21280, 1022774), (42560, 511387)]