3899339920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{44351}}^1$

素因数の和:44528

約数の個数: 80

約数和(自身を含む): 10427332608

約数和(自身を除く): 6527992688

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 157, 280, 314, 560, 628, 785, 1099, 1256, 1570, 2198, 2512, 3140, 4396, 5495, 6280, 8792, 10990, 12560, 17584, 21980, 43960, 44351, 87920, 88702, 177404, 221755, 310457, 354808, 443510, 620914, 709616, 887020, 1241828, 1552285, 1774040, 2483656, 3104570, 3548080, 4967312, 6209140, 6963107, 12418280, 13926214, 24836560, 27852428, 34815535, 48741749, 55704856, 69631070, 97483498, 111409712, 139262140, 194966996, 243708745, 278524280, 389933992, 487417490, 557048560, 779867984, 974834980, 1949669960, 3899339920]

約数ペア:

[(1, 3899339920), (2, 1949669960), (4, 974834980), (5, 779867984), (7, 557048560), (8, 487417490), (10, 389933992), (14, 278524280), (16, 243708745), (20, 194966996), (28, 139262140), (35, 111409712), (40, 97483498), (56, 69631070), (70, 55704856), (80, 48741749), (112, 34815535), (140, 27852428), (157, 24836560), (280, 13926214), (314, 12418280), (560, 6963107), (628, 6209140), (785, 4967312), (1099, 3548080), (1256, 3104570), (1570, 2483656), (2198, 1774040), (2512, 1552285), (3140, 1241828), (4396, 887020), (5495, 709616), (6280, 620914), (8792, 443510), (10990, 354808), (12560, 310457), (17584, 221755), (21980, 177404), (43960, 88702), (44351, 87920)]