2128889420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{2897}}^1$

素因数の和:3123

約数の個数: 96

約数和(自身を含む): 5316554880

約数和(自身を除く): 3187665460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 181, 203, 290, 362, 406, 580, 724, 812, 905, 1015, 1267, 1810, 2030, 2534, 2897, 3620, 4060, 5068, 5249, 5794, 6335, 10498, 11588, 12670, 14485, 20279, 20996, 25340, 26245, 28970, 36743, 40558, 52490, 57940, 73486, 81116, 84013, 101395, 104980, 146972, 168026, 183715, 202790, 336052, 367430, 405580, 420065, 524357, 588091, 734860, 840130, 1048714, 1176182, 1680260, 2097428, 2352364, 2621785, 2940455, 3670499, 5243570, 5880910, 7340998, 10487140, 11761820, 14681996, 15206353, 18352495, 30412706, 36704990, 60825412, 73409980, 76031765, 106444471, 152063530, 212888942, 304127060, 425777884, 532222355, 1064444710, 2128889420]

約数ペア:

[(1, 2128889420), (2, 1064444710), (4, 532222355), (5, 425777884), (7, 304127060), (10, 212888942), (14, 152063530), (20, 106444471), (28, 76031765), (29, 73409980), (35, 60825412), (58, 36704990), (70, 30412706), (116, 18352495), (140, 15206353), (145, 14681996), (181, 11761820), (203, 10487140), (290, 7340998), (362, 5880910), (406, 5243570), (580, 3670499), (724, 2940455), (812, 2621785), (905, 2352364), (1015, 2097428), (1267, 1680260), (1810, 1176182), (2030, 1048714), (2534, 840130), (2897, 734860), (3620, 588091), (4060, 524357), (5068, 420065), (5249, 405580), (5794, 367430), (6335, 336052), (10498, 202790), (11588, 183715), (12670, 168026), (14485, 146972), (20279, 104980), (20996, 101395), (25340, 84013), (26245, 81116), (28970, 73486), (36743, 57940), (40558, 52490)]