20537010

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5851}}^1$

素因数の和:5880

約数の個数: 64

約数和(自身を含む): 58988160

約数和(自身を除く): 38451150

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 117, 130, 135, 195, 234, 270, 351, 390, 585, 702, 1170, 1755, 3510, 5851, 11702, 17553, 29255, 35106, 52659, 58510, 76063, 87765, 105318, 152126, 157977, 175530, 228189, 263295, 315954, 380315, 456378, 526590, 684567, 760630, 789885, 1140945, 1369134, 1579770, 2053701, 2281890, 3422835, 4107402, 6845670, 10268505, 20537010]

約数ペア:

[(1, 20537010), (2, 10268505), (3, 6845670), (5, 4107402), (6, 3422835), (9, 2281890), (10, 2053701), (13, 1579770), (15, 1369134), (18, 1140945), (26, 789885), (27, 760630), (30, 684567), (39, 526590), (45, 456378), (54, 380315), (65, 315954), (78, 263295), (90, 228189), (117, 175530), (130, 157977), (135, 152126), (195, 105318), (234, 87765), (270, 76063), (351, 58510), (390, 52659), (585, 35106), (702, 29255), (1170, 17553), (1755, 11702), (3510, 5851)]