40478568

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{947}}^1$

素因数の和:1106

約数の個数: 64

約数和(自身を含む): 109892160

約数和(自身を除く): 69413592

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 137, 156, 274, 312, 411, 548, 822, 947, 1096, 1644, 1781, 1894, 2841, 3288, 3562, 3788, 5343, 5682, 7124, 7576, 10686, 11364, 12311, 14248, 21372, 22728, 24622, 36933, 42744, 49244, 73866, 98488, 129739, 147732, 259478, 295464, 389217, 518956, 778434, 1037912, 1556868, 1686607, 3113736, 3373214, 5059821, 6746428, 10119642, 13492856, 20239284, 40478568]

約数ペア:

[(1, 40478568), (2, 20239284), (3, 13492856), (4, 10119642), (6, 6746428), (8, 5059821), (12, 3373214), (13, 3113736), (24, 1686607), (26, 1556868), (39, 1037912), (52, 778434), (78, 518956), (104, 389217), (137, 295464), (156, 259478), (274, 147732), (312, 129739), (411, 98488), (548, 73866), (822, 49244), (947, 42744), (1096, 36933), (1644, 24622), (1781, 22728), (1894, 21372), (2841, 14248), (3288, 12311), (3562, 11364), (3788, 10686), (5343, 7576), (5682, 7124)]