40023220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{521}}^1$

素因数の和:720

約数の個数: 48

約数和(自身を含む): 88397568

約数和(自身を除く): 48374348

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 167, 230, 334, 460, 521, 668, 835, 1042, 1670, 2084, 2605, 3340, 3841, 5210, 7682, 10420, 11983, 15364, 19205, 23966, 38410, 47932, 59915, 76820, 87007, 119830, 174014, 239660, 348028, 435035, 870070, 1740140, 2001161, 4002322, 8004644, 10005805, 20011610, 40023220]

約数ペア:

[(1, 40023220), (2, 20011610), (4, 10005805), (5, 8004644), (10, 4002322), (20, 2001161), (23, 1740140), (46, 870070), (92, 435035), (115, 348028), (167, 239660), (230, 174014), (334, 119830), (460, 87007), (521, 76820), (668, 59915), (835, 47932), (1042, 38410), (1670, 23966), (2084, 19205), (2605, 15364), (3340, 11983), (3841, 10420), (5210, 7682)]