28444980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{373}}^1$

素因数の和:457

約数の個数: 96

約数和(自身を含む): 84446208

約数和(自身を除く): 56001228

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 41, 60, 62, 82, 93, 123, 124, 155, 164, 186, 205, 246, 310, 372, 373, 410, 465, 492, 615, 620, 746, 820, 930, 1119, 1230, 1271, 1492, 1860, 1865, 2238, 2460, 2542, 3730, 3813, 4476, 5084, 5595, 6355, 7460, 7626, 11190, 11563, 12710, 15252, 15293, 19065, 22380, 23126, 25420, 30586, 34689, 38130, 45879, 46252, 57815, 61172, 69378, 76260, 76465, 91758, 115630, 138756, 152930, 173445, 183516, 229395, 231260, 305860, 346890, 458790, 474083, 693780, 917580, 948166, 1422249, 1896332, 2370415, 2844498, 4740830, 5688996, 7111245, 9481660, 14222490, 28444980]

約数ペア:

[(1, 28444980), (2, 14222490), (3, 9481660), (4, 7111245), (5, 5688996), (6, 4740830), (10, 2844498), (12, 2370415), (15, 1896332), (20, 1422249), (30, 948166), (31, 917580), (41, 693780), (60, 474083), (62, 458790), (82, 346890), (93, 305860), (123, 231260), (124, 229395), (155, 183516), (164, 173445), (186, 152930), (205, 138756), (246, 115630), (310, 91758), (372, 76465), (373, 76260), (410, 69378), (465, 61172), (492, 57815), (615, 46252), (620, 45879), (746, 38130), (820, 34689), (930, 30586), (1119, 25420), (1230, 23126), (1271, 22380), (1492, 19065), (1860, 15293), (1865, 15252), (2238, 12710), (2460, 11563), (2542, 11190), (3730, 7626), (3813, 7460), (4476, 6355), (5084, 5595)]