2016386720

素因数分解:

$2^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{206597}}^1$

素因数の和:206673

約数の個数: 48

約数和(自身を含む): 4841830728

約数和(自身を除く): 2825444008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 80, 122, 160, 244, 305, 488, 610, 976, 1220, 1952, 2440, 4880, 9760, 206597, 413194, 826388, 1032985, 1652776, 2065970, 3305552, 4131940, 6611104, 8263880, 12602417, 16527760, 25204834, 33055520, 50409668, 63012085, 100819336, 126024170, 201638672, 252048340, 403277344, 504096680, 1008193360, 2016386720]

約数ペア:

[(1, 2016386720), (2, 1008193360), (4, 504096680), (5, 403277344), (8, 252048340), (10, 201638672), (16, 126024170), (20, 100819336), (32, 63012085), (40, 50409668), (61, 33055520), (80, 25204834), (122, 16527760), (160, 12602417), (244, 8263880), (305, 6611104), (488, 4131940), (610, 3305552), (976, 2065970), (1220, 1652776), (1952, 1032985), (2440, 826388), (4880, 413194), (9760, 206597)]