17998880

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:178

約数の個数: 96

約数和(自身を含む): 45650304

約数和(自身を除く): 27651424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 67, 73, 80, 92, 115, 134, 146, 160, 184, 230, 268, 292, 335, 365, 368, 460, 536, 584, 670, 730, 736, 920, 1072, 1168, 1340, 1460, 1541, 1679, 1840, 2144, 2336, 2680, 2920, 3082, 3358, 3680, 4891, 5360, 5840, 6164, 6716, 7705, 8395, 9782, 10720, 11680, 12328, 13432, 15410, 16790, 19564, 24455, 24656, 26864, 30820, 33580, 39128, 48910, 49312, 53728, 61640, 67160, 78256, 97820, 112493, 123280, 134320, 156512, 195640, 224986, 246560, 268640, 391280, 449972, 562465, 782560, 899944, 1124930, 1799888, 2249860, 3599776, 4499720, 8999440, 17998880]

約数ペア:

[(1, 17998880), (2, 8999440), (4, 4499720), (5, 3599776), (8, 2249860), (10, 1799888), (16, 1124930), (20, 899944), (23, 782560), (32, 562465), (40, 449972), (46, 391280), (67, 268640), (73, 246560), (80, 224986), (92, 195640), (115, 156512), (134, 134320), (146, 123280), (160, 112493), (184, 97820), (230, 78256), (268, 67160), (292, 61640), (335, 53728), (365, 49312), (368, 48910), (460, 39128), (536, 33580), (584, 30820), (670, 26864), (730, 24656), (736, 24455), (920, 19564), (1072, 16790), (1168, 15410), (1340, 13432), (1460, 12328), (1541, 11680), (1679, 10720), (1840, 9782), (2144, 8395), (2336, 7705), (2680, 6716), (2920, 6164), (3082, 5840), (3358, 5360), (3680, 4891)]