40726980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{32323}}^1$

素因数の和:32345

約数の個数: 72

約数和(自身を含む): 141191232

約数和(自身を除く): 100464252

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 32323, 64646, 96969, 129292, 161615, 193938, 226261, 290907, 323230, 387876, 452522, 484845, 581814, 646460, 678783, 905044, 969690, 1131305, 1163628, 1357566, 1454535, 1939380, 2036349, 2262610, 2715132, 2909070, 3393915, 4072698, 4525220, 5818140, 6787830, 8145396, 10181745, 13575660, 20363490, 40726980]

約数ペア:

[(1, 40726980), (2, 20363490), (3, 13575660), (4, 10181745), (5, 8145396), (6, 6787830), (7, 5818140), (9, 4525220), (10, 4072698), (12, 3393915), (14, 2909070), (15, 2715132), (18, 2262610), (20, 2036349), (21, 1939380), (28, 1454535), (30, 1357566), (35, 1163628), (36, 1131305), (42, 969690), (45, 905044), (60, 678783), (63, 646460), (70, 581814), (84, 484845), (90, 452522), (105, 387876), (126, 323230), (140, 290907), (180, 226261), (210, 193938), (252, 161615), (315, 129292), (420, 96969), (630, 64646), (1260, 32323)]