20140511320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{332791}}^1$

素因数の和:332908

約数の個数: 64

約数和(自身を含む): 48521073600

約数和(自身を除く): 28380562280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 89, 136, 170, 178, 340, 356, 445, 680, 712, 890, 1513, 1780, 3026, 3560, 6052, 7565, 12104, 15130, 30260, 60520, 332791, 665582, 1331164, 1663955, 2662328, 3327910, 5657447, 6655820, 11314894, 13311640, 22629788, 28287235, 29618399, 45259576, 56574470, 59236798, 113148940, 118473596, 148091995, 226297880, 236947192, 296183990, 503512783, 592367980, 1007025566, 1184735960, 2014051132, 2517563915, 4028102264, 5035127830, 10070255660, 20140511320]

約数ペア:

[(1, 20140511320), (2, 10070255660), (4, 5035127830), (5, 4028102264), (8, 2517563915), (10, 2014051132), (17, 1184735960), (20, 1007025566), (34, 592367980), (40, 503512783), (68, 296183990), (85, 236947192), (89, 226297880), (136, 148091995), (170, 118473596), (178, 113148940), (340, 59236798), (356, 56574470), (445, 45259576), (680, 29618399), (712, 28287235), (890, 22629788), (1513, 13311640), (1780, 11314894), (3026, 6655820), (3560, 5657447), (6052, 3327910), (7565, 2662328), (12104, 1663955), (15130, 1331164), (30260, 665582), (60520, 332791)]