1008440320

素因数分解:

$2^{10}\times 5^1\times {\mathrm{196961}}^1$

素因数の和:196986

約数の個数: 44

約数和(自身を含む): 2419087284

約数和(自身を除く): 1410646964

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 5120, 196961, 393922, 787844, 984805, 1575688, 1969610, 3151376, 3939220, 6302752, 7878440, 12605504, 15756880, 25211008, 31513760, 50422016, 63027520, 100844032, 126055040, 201688064, 252110080, 504220160, 1008440320]

約数ペア:

[(1, 1008440320), (2, 504220160), (4, 252110080), (5, 201688064), (8, 126055040), (10, 100844032), (16, 63027520), (20, 50422016), (32, 31513760), (40, 25211008), (64, 15756880), (80, 12605504), (128, 7878440), (160, 6302752), (256, 3939220), (320, 3151376), (512, 1969610), (640, 1575688), (1024, 984805), (1280, 787844), (2560, 393922), (5120, 196961)]