442497460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{257}}^1$

素因数の和:505

約数の個数: 96

約数和(自身を含む): 1029853440

約数和(自身を除く): 587355980

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 197, 230, 257, 380, 394, 437, 460, 514, 788, 874, 985, 1028, 1285, 1748, 1970, 2185, 2570, 3743, 3940, 4370, 4531, 4883, 5140, 5911, 7486, 8740, 9062, 9766, 11822, 14972, 18124, 18715, 19532, 22655, 23644, 24415, 29555, 37430, 45310, 48830, 50629, 59110, 74860, 86089, 90620, 97660, 101258, 112309, 118220, 172178, 202516, 224618, 253145, 344356, 430445, 449236, 506290, 561545, 860890, 961951, 1012580, 1123090, 1164467, 1721780, 1923902, 2246180, 2328934, 3847804, 4657868, 4809755, 5822335, 9619510, 11644670, 19239020, 22124873, 23289340, 44249746, 88499492, 110624365, 221248730, 442497460]

約数ペア:

[(1, 442497460), (2, 221248730), (4, 110624365), (5, 88499492), (10, 44249746), (19, 23289340), (20, 22124873), (23, 19239020), (38, 11644670), (46, 9619510), (76, 5822335), (92, 4809755), (95, 4657868), (115, 3847804), (190, 2328934), (197, 2246180), (230, 1923902), (257, 1721780), (380, 1164467), (394, 1123090), (437, 1012580), (460, 961951), (514, 860890), (788, 561545), (874, 506290), (985, 449236), (1028, 430445), (1285, 344356), (1748, 253145), (1970, 224618), (2185, 202516), (2570, 172178), (3743, 118220), (3940, 112309), (4370, 101258), (4531, 97660), (4883, 90620), (5140, 86089), (5911, 74860), (7486, 59110), (8740, 50629), (9062, 48830), (9766, 45310), (11822, 37430), (14972, 29555), (18124, 24415), (18715, 23644), (19532, 22655)]