398785980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{167}}^1\times {\mathrm{39799}}^1$

素因数の和:39978

約数の個数: 48

約数和(自身を含む): 1123315200

約数和(自身を除く): 724529220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 167, 334, 501, 668, 835, 1002, 1670, 2004, 2505, 3340, 5010, 10020, 39799, 79598, 119397, 159196, 198995, 238794, 397990, 477588, 596985, 795980, 1193970, 2387940, 6646433, 13292866, 19939299, 26585732, 33232165, 39878598, 66464330, 79757196, 99696495, 132928660, 199392990, 398785980]

約数ペア:

[(1, 398785980), (2, 199392990), (3, 132928660), (4, 99696495), (5, 79757196), (6, 66464330), (10, 39878598), (12, 33232165), (15, 26585732), (20, 19939299), (30, 13292866), (60, 6646433), (167, 2387940), (334, 1193970), (501, 795980), (668, 596985), (835, 477588), (1002, 397990), (1670, 238794), (2004, 198995), (2505, 159196), (3340, 119397), (5010, 79598), (10020, 39799)]