40100944

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:252

約数の個数: 80

約数和(自身を含む): 89924800

約数和(自身を除く): 49823856

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 73, 76, 104, 139, 146, 152, 208, 247, 278, 292, 304, 494, 556, 584, 949, 988, 1112, 1168, 1387, 1807, 1898, 1976, 2224, 2641, 2774, 3614, 3796, 3952, 5282, 5548, 7228, 7592, 10147, 10564, 11096, 14456, 15184, 18031, 20294, 21128, 22192, 28912, 34333, 36062, 40588, 42256, 68666, 72124, 81176, 131911, 137332, 144248, 162352, 192793, 263822, 274664, 288496, 385586, 527644, 549328, 771172, 1055288, 1542344, 2110576, 2506309, 3084688, 5012618, 10025236, 20050472, 40100944]

約数ペア:

[(1, 40100944), (2, 20050472), (4, 10025236), (8, 5012618), (13, 3084688), (16, 2506309), (19, 2110576), (26, 1542344), (38, 1055288), (52, 771172), (73, 549328), (76, 527644), (104, 385586), (139, 288496), (146, 274664), (152, 263822), (208, 192793), (247, 162352), (278, 144248), (292, 137332), (304, 131911), (494, 81176), (556, 72124), (584, 68666), (949, 42256), (988, 40588), (1112, 36062), (1168, 34333), (1387, 28912), (1807, 22192), (1898, 21128), (1976, 20294), (2224, 18031), (2641, 15184), (2774, 14456), (3614, 11096), (3796, 10564), (3952, 10147), (5282, 7592), (5548, 7228)]