1098580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1$

素因数の和:101

約数の個数: 72

約数和(自身を含む): 2872800

約数和(自身を除く): 1774220

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 59, 70, 76, 95, 98, 118, 133, 140, 190, 196, 236, 245, 266, 295, 380, 413, 490, 532, 590, 665, 826, 931, 980, 1121, 1180, 1330, 1652, 1862, 2065, 2242, 2660, 2891, 3724, 4130, 4484, 4655, 5605, 5782, 7847, 8260, 9310, 11210, 11564, 14455, 15694, 18620, 22420, 28910, 31388, 39235, 54929, 57820, 78470, 109858, 156940, 219716, 274645, 549290, 1098580]

約数ペア:

[(1, 1098580), (2, 549290), (4, 274645), (5, 219716), (7, 156940), (10, 109858), (14, 78470), (19, 57820), (20, 54929), (28, 39235), (35, 31388), (38, 28910), (49, 22420), (59, 18620), (70, 15694), (76, 14455), (95, 11564), (98, 11210), (118, 9310), (133, 8260), (140, 7847), (190, 5782), (196, 5605), (236, 4655), (245, 4484), (266, 4130), (295, 3724), (380, 2891), (413, 2660), (490, 2242), (532, 2065), (590, 1862), (665, 1652), (826, 1330), (931, 1180), (980, 1121)]