20438095890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{3329}}^1\times {\mathrm{5531}}^1$

素因数の和:8907

約数の個数: 64

約数和(自身を含む): 50401388160

約数和(自身を除く): 29963292270

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 74, 111, 185, 222, 370, 555, 1110, 3329, 5531, 6658, 9987, 11062, 16593, 16645, 19974, 27655, 33186, 33290, 49935, 55310, 82965, 99870, 123173, 165930, 204647, 246346, 369519, 409294, 613941, 615865, 739038, 1023235, 1227882, 1231730, 1847595, 2046470, 3069705, 3695190, 6139410, 18412699, 36825398, 55238097, 92063495, 110476194, 184126990, 276190485, 552380970, 681269863, 1362539726, 2043809589, 3406349315, 4087619178, 6812698630, 10219047945, 20438095890]

約数ペア:

[(1, 20438095890), (2, 10219047945), (3, 6812698630), (5, 4087619178), (6, 3406349315), (10, 2043809589), (15, 1362539726), (30, 681269863), (37, 552380970), (74, 276190485), (111, 184126990), (185, 110476194), (222, 92063495), (370, 55238097), (555, 36825398), (1110, 18412699), (3329, 6139410), (5531, 3695190), (6658, 3069705), (9987, 2046470), (11062, 1847595), (16593, 1231730), (16645, 1227882), (19974, 1023235), (27655, 739038), (33186, 615865), (33290, 613941), (49935, 409294), (55310, 369519), (82965, 246346), (99870, 204647), (123173, 165930)]