40072140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11717}}^1$

素因数の和:11751

約数の個数: 72

約数和(自身を含む): 127960560

約数和(自身を除く): 87888420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 11717, 23434, 35151, 46868, 58585, 70302, 105453, 117170, 140604, 175755, 210906, 222623, 234340, 351510, 421812, 445246, 527265, 667869, 703020, 890492, 1054530, 1113115, 1335738, 2003607, 2109060, 2226230, 2671476, 3339345, 4007214, 4452460, 6678690, 8014428, 10018035, 13357380, 20036070, 40072140]

約数ペア:

[(1, 40072140), (2, 20036070), (3, 13357380), (4, 10018035), (5, 8014428), (6, 6678690), (9, 4452460), (10, 4007214), (12, 3339345), (15, 2671476), (18, 2226230), (19, 2109060), (20, 2003607), (30, 1335738), (36, 1113115), (38, 1054530), (45, 890492), (57, 703020), (60, 667869), (76, 527265), (90, 445246), (95, 421812), (114, 351510), (171, 234340), (180, 222623), (190, 210906), (228, 175755), (285, 140604), (342, 117170), (380, 105453), (570, 70302), (684, 58585), (855, 46868), (1140, 35151), (1710, 23434), (3420, 11717)]