1025184440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{647}}^1\times {\mathrm{5659}}^1$

素因数の和:6324

約数の個数: 64

約数和(自身を含む): 2640729600

約数和(自身を除く): 1615545160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 647, 1294, 2588, 3235, 4529, 5176, 5659, 6470, 9058, 11318, 12940, 18116, 22636, 22645, 25880, 28295, 36232, 39613, 45272, 45290, 56590, 79226, 90580, 113180, 158452, 181160, 198065, 226360, 316904, 396130, 792260, 1584520, 3661373, 7322746, 14645492, 18306865, 25629611, 29290984, 36613730, 51259222, 73227460, 102518444, 128148055, 146454920, 205036888, 256296110, 512592220, 1025184440]

約数ペア:

[(1, 1025184440), (2, 512592220), (4, 256296110), (5, 205036888), (7, 146454920), (8, 128148055), (10, 102518444), (14, 73227460), (20, 51259222), (28, 36613730), (35, 29290984), (40, 25629611), (56, 18306865), (70, 14645492), (140, 7322746), (280, 3661373), (647, 1584520), (1294, 792260), (2588, 396130), (3235, 316904), (4529, 226360), (5176, 198065), (5659, 181160), (6470, 158452), (9058, 113180), (11318, 90580), (12940, 79226), (18116, 56590), (22636, 45290), (22645, 45272), (25880, 39613), (28295, 36232)]