18716320

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{983}}^1$

素因数の和:1022

約数の個数: 96

約数和(自身を含む): 53561088

約数和(自身を除く): 34844768

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 160, 170, 224, 238, 272, 280, 340, 476, 544, 560, 595, 680, 952, 983, 1120, 1190, 1360, 1904, 1966, 2380, 2720, 3808, 3932, 4760, 4915, 6881, 7864, 9520, 9830, 13762, 15728, 16711, 19040, 19660, 27524, 31456, 33422, 34405, 39320, 55048, 66844, 68810, 78640, 83555, 110096, 116977, 133688, 137620, 157280, 167110, 220192, 233954, 267376, 275240, 334220, 467908, 534752, 550480, 584885, 668440, 935816, 1100960, 1169770, 1336880, 1871632, 2339540, 2673760, 3743264, 4679080, 9358160, 18716320]

約数ペア:

[(1, 18716320), (2, 9358160), (4, 4679080), (5, 3743264), (7, 2673760), (8, 2339540), (10, 1871632), (14, 1336880), (16, 1169770), (17, 1100960), (20, 935816), (28, 668440), (32, 584885), (34, 550480), (35, 534752), (40, 467908), (56, 334220), (68, 275240), (70, 267376), (80, 233954), (85, 220192), (112, 167110), (119, 157280), (136, 137620), (140, 133688), (160, 116977), (170, 110096), (224, 83555), (238, 78640), (272, 68810), (280, 66844), (340, 55048), (476, 39320), (544, 34405), (560, 33422), (595, 31456), (680, 27524), (952, 19660), (983, 19040), (1120, 16711), (1190, 15728), (1360, 13762), (1904, 9830), (1966, 9520), (2380, 7864), (2720, 6881), (3808, 4915), (3932, 4760)]