19255260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{5261}}^1$

素因数の和:5334

約数の個数: 48

約数和(自身を含む): 54808992

約数和(自身を除く): 35553732

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 5261, 10522, 15783, 21044, 26305, 31566, 52610, 63132, 78915, 105220, 157830, 315660, 320921, 641842, 962763, 1283684, 1604605, 1925526, 3209210, 3851052, 4813815, 6418420, 9627630, 19255260]

約数ペア:

[(1, 19255260), (2, 9627630), (3, 6418420), (4, 4813815), (5, 3851052), (6, 3209210), (10, 1925526), (12, 1604605), (15, 1283684), (20, 962763), (30, 641842), (60, 320921), (61, 315660), (122, 157830), (183, 105220), (244, 78915), (305, 63132), (366, 52610), (610, 31566), (732, 26305), (915, 21044), (1220, 15783), (1830, 10522), (3660, 5261)]