19474240

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3203}}^1$

素因数の和:3239

約数の個数: 56

約数和(自身を含む): 48828960

約数和(自身を除く): 29354720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 3040, 3203, 6080, 6406, 12812, 16015, 25624, 32030, 51248, 60857, 64060, 102496, 121714, 128120, 204992, 243428, 256240, 304285, 486856, 512480, 608570, 973712, 1024960, 1217140, 1947424, 2434280, 3894848, 4868560, 9737120, 19474240]

約数ペア:

[(1, 19474240), (2, 9737120), (4, 4868560), (5, 3894848), (8, 2434280), (10, 1947424), (16, 1217140), (19, 1024960), (20, 973712), (32, 608570), (38, 512480), (40, 486856), (64, 304285), (76, 256240), (80, 243428), (95, 204992), (152, 128120), (160, 121714), (190, 102496), (304, 64060), (320, 60857), (380, 51248), (608, 32030), (760, 25624), (1216, 16015), (1520, 12812), (3040, 6406), (3203, 6080)]