56216380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:211

約数の個数: 96

約数和(自身を含む): 134991360

約数和(自身を除く): 78774980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 59, 61, 71, 110, 118, 122, 142, 220, 236, 244, 284, 295, 305, 355, 590, 610, 649, 671, 710, 781, 1180, 1220, 1298, 1342, 1420, 1562, 2596, 2684, 3124, 3245, 3355, 3599, 3905, 4189, 4331, 6490, 6710, 7198, 7810, 8378, 8662, 12980, 13420, 14396, 15620, 16756, 17324, 17995, 20945, 21655, 35990, 39589, 41890, 43310, 46079, 47641, 71980, 79178, 83780, 86620, 92158, 95282, 158356, 184316, 190564, 197945, 230395, 238205, 255529, 395890, 460790, 476410, 511058, 791780, 921580, 952820, 1022116, 1277645, 2555290, 2810819, 5110580, 5621638, 11243276, 14054095, 28108190, 56216380]

約数ペア:

[(1, 56216380), (2, 28108190), (4, 14054095), (5, 11243276), (10, 5621638), (11, 5110580), (20, 2810819), (22, 2555290), (44, 1277645), (55, 1022116), (59, 952820), (61, 921580), (71, 791780), (110, 511058), (118, 476410), (122, 460790), (142, 395890), (220, 255529), (236, 238205), (244, 230395), (284, 197945), (295, 190564), (305, 184316), (355, 158356), (590, 95282), (610, 92158), (649, 86620), (671, 83780), (710, 79178), (781, 71980), (1180, 47641), (1220, 46079), (1298, 43310), (1342, 41890), (1420, 39589), (1562, 35990), (2596, 21655), (2684, 20945), (3124, 17995), (3245, 17324), (3355, 16756), (3599, 15620), (3905, 14396), (4189, 13420), (4331, 12980), (6490, 8662), (6710, 8378), (7198, 7810)]