40296320

素因数分解:

$2^7\times 5^1\times {\mathrm{79}}^1\times {\mathrm{797}}^1$

素因数の和:895

約数の個数: 64

約数和(自身を含む): 97675200

約数和(自身を除く): 57378880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 128, 158, 160, 316, 320, 395, 632, 640, 790, 797, 1264, 1580, 1594, 2528, 3160, 3188, 3985, 5056, 6320, 6376, 7970, 10112, 12640, 12752, 15940, 25280, 25504, 31880, 50560, 51008, 62963, 63760, 102016, 125926, 127520, 251852, 255040, 314815, 503704, 510080, 629630, 1007408, 1259260, 2014816, 2518520, 4029632, 5037040, 8059264, 10074080, 20148160, 40296320]

約数ペア:

[(1, 40296320), (2, 20148160), (4, 10074080), (5, 8059264), (8, 5037040), (10, 4029632), (16, 2518520), (20, 2014816), (32, 1259260), (40, 1007408), (64, 629630), (79, 510080), (80, 503704), (128, 314815), (158, 255040), (160, 251852), (316, 127520), (320, 125926), (395, 102016), (632, 63760), (640, 62963), (790, 51008), (797, 50560), (1264, 31880), (1580, 25504), (1594, 25280), (2528, 15940), (3160, 12752), (3188, 12640), (3985, 10112), (5056, 7970), (6320, 6376)]