20075241520

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^2\times {\mathrm{3967}}^1$

素因数の和:4119

約数の個数: 120

約数和(自身を含む): 50256640512

約数和(自身を除く): 30181398992

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 61, 68, 80, 85, 122, 136, 170, 244, 272, 305, 340, 488, 610, 680, 976, 1037, 1220, 1360, 2074, 2440, 3721, 3967, 4148, 4880, 5185, 7442, 7934, 8296, 10370, 14884, 15868, 16592, 18605, 19835, 20740, 29768, 31736, 37210, 39670, 41480, 59536, 63257, 63472, 67439, 74420, 79340, 82960, 126514, 134878, 148840, 158680, 241987, 253028, 269756, 297680, 316285, 317360, 337195, 483974, 506056, 539512, 632570, 674390, 967948, 1012112, 1079024, 1209935, 1265140, 1348780, 1935896, 2419870, 2530280, 2697560, 3871792, 4113779, 4839740, 5060560, 5395120, 8227558, 9679480, 14761207, 16455116, 19358960, 20568895, 29522414, 32910232, 41137790, 59044828, 65820464, 73806035, 82275580, 118089656, 147612070, 164551160, 236179312, 250940519, 295224140, 329102320, 501881038, 590448280, 1003762076, 1180896560, 1254702595, 2007524152, 2509405190, 4015048304, 5018810380, 10037620760, 20075241520]

約数ペア:

[(1, 20075241520), (2, 10037620760), (4, 5018810380), (5, 4015048304), (8, 2509405190), (10, 2007524152), (16, 1254702595), (17, 1180896560), (20, 1003762076), (34, 590448280), (40, 501881038), (61, 329102320), (68, 295224140), (80, 250940519), (85, 236179312), (122, 164551160), (136, 147612070), (170, 118089656), (244, 82275580), (272, 73806035), (305, 65820464), (340, 59044828), (488, 41137790), (610, 32910232), (680, 29522414), (976, 20568895), (1037, 19358960), (1220, 16455116), (1360, 14761207), (2074, 9679480), (2440, 8227558), (3721, 5395120), (3967, 5060560), (4148, 4839740), (4880, 4113779), (5185, 3871792), (7442, 2697560), (7934, 2530280), (8296, 2419870), (10370, 1935896), (14884, 1348780), (15868, 1265140), (16592, 1209935), (18605, 1079024), (19835, 1012112), (20740, 967948), (29768, 674390), (31736, 632570), (37210, 539512), (39670, 506056), (41480, 483974), (59536, 337195), (63257, 317360), (63472, 316285), (67439, 297680), (74420, 269756), (79340, 253028), (82960, 241987), (126514, 158680), (134878, 148840)]