280305844

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{24841}}^1$

素因数の和:24896

約数の個数: 48

約数和(自身を含む): 623236096

約数和(自身を除く): 342930252

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 182, 217, 364, 403, 434, 806, 868, 1612, 2821, 5642, 11284, 24841, 49682, 99364, 173887, 322933, 347774, 645866, 695548, 770071, 1291732, 1540142, 2260531, 3080284, 4521062, 5390497, 9042124, 10010923, 10780994, 20021846, 21561988, 40043692, 70076461, 140152922, 280305844]

約数ペア:

[(1, 280305844), (2, 140152922), (4, 70076461), (7, 40043692), (13, 21561988), (14, 20021846), (26, 10780994), (28, 10010923), (31, 9042124), (52, 5390497), (62, 4521062), (91, 3080284), (124, 2260531), (182, 1540142), (217, 1291732), (364, 770071), (403, 695548), (434, 645866), (806, 347774), (868, 322933), (1612, 173887), (2821, 99364), (5642, 49682), (11284, 24841)]