2087940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:141

約数の個数: 96

約数和(自身を含む): 6531840

約数和(自身を除く): 4443900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 23, 30, 34, 46, 51, 60, 68, 69, 85, 89, 92, 102, 115, 138, 170, 178, 204, 230, 255, 267, 276, 340, 345, 356, 391, 445, 460, 510, 534, 690, 782, 890, 1020, 1068, 1173, 1335, 1380, 1513, 1564, 1780, 1955, 2047, 2346, 2670, 3026, 3910, 4094, 4539, 4692, 5340, 5865, 6052, 6141, 7565, 7820, 8188, 9078, 10235, 11730, 12282, 15130, 18156, 20470, 22695, 23460, 24564, 30260, 30705, 34799, 40940, 45390, 61410, 69598, 90780, 104397, 122820, 139196, 173995, 208794, 347990, 417588, 521985, 695980, 1043970, 2087940]

約数ペア:

[(1, 2087940), (2, 1043970), (3, 695980), (4, 521985), (5, 417588), (6, 347990), (10, 208794), (12, 173995), (15, 139196), (17, 122820), (20, 104397), (23, 90780), (30, 69598), (34, 61410), (46, 45390), (51, 40940), (60, 34799), (68, 30705), (69, 30260), (85, 24564), (89, 23460), (92, 22695), (102, 20470), (115, 18156), (138, 15130), (170, 12282), (178, 11730), (204, 10235), (230, 9078), (255, 8188), (267, 7820), (276, 7565), (340, 6141), (345, 6052), (356, 5865), (391, 5340), (445, 4692), (460, 4539), (510, 4094), (534, 3910), (690, 3026), (782, 2670), (890, 2346), (1020, 2047), (1068, 1955), (1173, 1780), (1335, 1564), (1380, 1513)]