747256380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{958021}}^1$

素因数の和:958046

約数の個数: 48

約数和(自身を含む): 2253267744

約数和(自身を除く): 1506011364

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, 958021, 1916042, 2874063, 3832084, 4790105, 5748126, 9580210, 11496252, 12454273, 14370315, 19160420, 24908546, 28740630, 37362819, 49817092, 57481260, 62271365, 74725638, 124542730, 149451276, 186814095, 249085460, 373628190, 747256380]

約数ペア:

[(1, 747256380), (2, 373628190), (3, 249085460), (4, 186814095), (5, 149451276), (6, 124542730), (10, 74725638), (12, 62271365), (13, 57481260), (15, 49817092), (20, 37362819), (26, 28740630), (30, 24908546), (39, 19160420), (52, 14370315), (60, 12454273), (65, 11496252), (78, 9580210), (130, 5748126), (156, 4790105), (195, 3832084), (260, 2874063), (390, 1916042), (780, 958021)]