1384656920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{1201}}^1$

素因数の和:1309

約数の個数: 128

約数和(自身を含む): 3453105600

約数和(自身を除く): 2068448680

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 37, 38, 40, 41, 74, 76, 82, 95, 148, 152, 164, 185, 190, 205, 296, 328, 370, 380, 410, 703, 740, 760, 779, 820, 1201, 1406, 1480, 1517, 1558, 1640, 2402, 2812, 3034, 3116, 3515, 3895, 4804, 5624, 6005, 6068, 6232, 7030, 7585, 7790, 9608, 12010, 12136, 14060, 15170, 15580, 22819, 24020, 28120, 28823, 30340, 31160, 44437, 45638, 48040, 49241, 57646, 60680, 88874, 91276, 98482, 114095, 115292, 144115, 177748, 182552, 196964, 222185, 228190, 230584, 246205, 288230, 355496, 393928, 444370, 456380, 492410, 576460, 844303, 888740, 912760, 935579, 984820, 1152920, 1688606, 1777480, 1821917, 1871158, 1969640, 3377212, 3643834, 3742316, 4221515, 4677895, 6754424, 7287668, 7484632, 8443030, 9109585, 9355790, 14575336, 16886060, 18219170, 18711580, 33772120, 34616423, 36438340, 37423160, 69232846, 72876680, 138465692, 173082115, 276931384, 346164230, 692328460, 1384656920]

約数ペア:

[(1, 1384656920), (2, 692328460), (4, 346164230), (5, 276931384), (8, 173082115), (10, 138465692), (19, 72876680), (20, 69232846), (37, 37423160), (38, 36438340), (40, 34616423), (41, 33772120), (74, 18711580), (76, 18219170), (82, 16886060), (95, 14575336), (148, 9355790), (152, 9109585), (164, 8443030), (185, 7484632), (190, 7287668), (205, 6754424), (296, 4677895), (328, 4221515), (370, 3742316), (380, 3643834), (410, 3377212), (703, 1969640), (740, 1871158), (760, 1821917), (779, 1777480), (820, 1688606), (1201, 1152920), (1406, 984820), (1480, 935579), (1517, 912760), (1558, 888740), (1640, 844303), (2402, 576460), (2812, 492410), (3034, 456380), (3116, 444370), (3515, 393928), (3895, 355496), (4804, 288230), (5624, 246205), (6005, 230584), (6068, 228190), (6232, 222185), (7030, 196964), (7585, 182552), (7790, 177748), (9608, 144115), (12010, 115292), (12136, 114095), (14060, 98482), (15170, 91276), (15580, 88874), (22819, 60680), (24020, 57646), (28120, 49241), (28823, 48040), (30340, 45638), (31160, 44437)]