2256207280

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{909761}}^1$

素因数の和:909805

約数の個数: 40

約数和(自身を含む): 5414903424

約数和(自身を除く): 3158696144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 909761, 1819522, 3639044, 4548805, 7278088, 9097610, 14556176, 18195220, 28202591, 36390440, 56405182, 72780880, 112810364, 141012955, 225620728, 282025910, 451241456, 564051820, 1128103640, 2256207280]

約数ペア:

[(1, 2256207280), (2, 1128103640), (4, 564051820), (5, 451241456), (8, 282025910), (10, 225620728), (16, 141012955), (20, 112810364), (31, 72780880), (40, 56405182), (62, 36390440), (80, 28202591), (124, 18195220), (155, 14556176), (248, 9097610), (310, 7278088), (496, 4548805), (620, 3639044), (1240, 1819522), (2480, 909761)]