191052420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{244939}}^1$

素因数の和:244964

約数の個数: 48

約数和(自身を含む): 576098880

約数和(自身を除く): 385046460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 244939, 489878, 734817, 979756, 1224695, 1469634, 2449390, 2939268, 3184207, 3674085, 4898780, 6368414, 7348170, 9552621, 12736828, 14696340, 15921035, 19105242, 31842070, 38210484, 47763105, 63684140, 95526210, 191052420]

約数ペア:

[(1, 191052420), (2, 95526210), (3, 63684140), (4, 47763105), (5, 38210484), (6, 31842070), (10, 19105242), (12, 15921035), (13, 14696340), (15, 12736828), (20, 9552621), (26, 7348170), (30, 6368414), (39, 4898780), (52, 3674085), (60, 3184207), (65, 2939268), (78, 2449390), (130, 1469634), (156, 1224695), (195, 979756), (260, 734817), (390, 489878), (780, 244939)]