8620480

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:138

約数の個数: 112

約数和(自身を含む): 23408640

約数和(自身を除く): 14788160

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 79, 80, 88, 110, 124, 155, 158, 160, 176, 220, 248, 310, 316, 320, 341, 352, 395, 440, 496, 620, 632, 682, 704, 790, 869, 880, 992, 1240, 1264, 1364, 1580, 1705, 1738, 1760, 1984, 2449, 2480, 2528, 2728, 3160, 3410, 3476, 3520, 4345, 4898, 4960, 5056, 5456, 6320, 6820, 6952, 8690, 9796, 9920, 10912, 12245, 12640, 13640, 13904, 17380, 19592, 21824, 24490, 25280, 26939, 27280, 27808, 34760, 39184, 48980, 53878, 54560, 55616, 69520, 78368, 97960, 107756, 109120, 134695, 139040, 156736, 195920, 215512, 269390, 278080, 391840, 431024, 538780, 783680, 862048, 1077560, 1724096, 2155120, 4310240, 8620480]

約数ペア:

[(1, 8620480), (2, 4310240), (4, 2155120), (5, 1724096), (8, 1077560), (10, 862048), (11, 783680), (16, 538780), (20, 431024), (22, 391840), (31, 278080), (32, 269390), (40, 215512), (44, 195920), (55, 156736), (62, 139040), (64, 134695), (79, 109120), (80, 107756), (88, 97960), (110, 78368), (124, 69520), (155, 55616), (158, 54560), (160, 53878), (176, 48980), (220, 39184), (248, 34760), (310, 27808), (316, 27280), (320, 26939), (341, 25280), (352, 24490), (395, 21824), (440, 19592), (496, 17380), (620, 13904), (632, 13640), (682, 12640), (704, 12245), (790, 10912), (869, 9920), (880, 9796), (992, 8690), (1240, 6952), (1264, 6820), (1364, 6320), (1580, 5456), (1705, 5056), (1738, 4960), (1760, 4898), (1984, 4345), (2449, 3520), (2480, 3476), (2528, 3410), (2728, 3160)]