40606280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:295

約数の個数: 128

約数和(自身を含む): 111283200

約数和(自身を除く): 70676920

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 31, 40, 44, 52, 55, 62, 65, 88, 104, 110, 124, 130, 143, 155, 220, 229, 248, 260, 286, 310, 341, 403, 440, 458, 520, 572, 620, 682, 715, 806, 916, 1144, 1145, 1240, 1364, 1430, 1612, 1705, 1832, 2015, 2290, 2519, 2728, 2860, 2977, 3224, 3410, 4030, 4433, 4580, 5038, 5720, 5954, 6820, 7099, 8060, 8866, 9160, 10076, 11908, 12595, 13640, 14198, 14885, 16120, 17732, 20152, 22165, 23816, 25190, 28396, 29770, 32747, 35464, 35495, 44330, 50380, 56792, 59540, 65494, 70990, 78089, 88660, 92287, 100760, 119080, 130988, 141980, 156178, 163735, 177320, 184574, 261976, 283960, 312356, 327470, 369148, 390445, 461435, 624712, 654940, 738296, 780890, 922870, 1015157, 1309880, 1561780, 1845740, 2030314, 3123560, 3691480, 4060628, 5075785, 8121256, 10151570, 20303140, 40606280]

約数ペア:

[(1, 40606280), (2, 20303140), (4, 10151570), (5, 8121256), (8, 5075785), (10, 4060628), (11, 3691480), (13, 3123560), (20, 2030314), (22, 1845740), (26, 1561780), (31, 1309880), (40, 1015157), (44, 922870), (52, 780890), (55, 738296), (62, 654940), (65, 624712), (88, 461435), (104, 390445), (110, 369148), (124, 327470), (130, 312356), (143, 283960), (155, 261976), (220, 184574), (229, 177320), (248, 163735), (260, 156178), (286, 141980), (310, 130988), (341, 119080), (403, 100760), (440, 92287), (458, 88660), (520, 78089), (572, 70990), (620, 65494), (682, 59540), (715, 56792), (806, 50380), (916, 44330), (1144, 35495), (1145, 35464), (1240, 32747), (1364, 29770), (1430, 28396), (1612, 25190), (1705, 23816), (1832, 22165), (2015, 20152), (2290, 17732), (2519, 16120), (2728, 14885), (2860, 14198), (2977, 13640), (3224, 12595), (3410, 11908), (4030, 10076), (4433, 9160), (4580, 8866), (5038, 8060), (5720, 7099), (5954, 6820)]