4371990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{191}}^1$

素因数の和:317

約数の個数: 64

約数和(自身を含む): 12165120

約数和(自身を除く): 7793130

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 109, 191, 210, 218, 327, 382, 545, 573, 654, 763, 955, 1090, 1146, 1337, 1526, 1635, 1910, 2289, 2674, 2865, 3270, 3815, 4011, 4578, 5730, 6685, 7630, 8022, 11445, 13370, 20055, 20819, 22890, 40110, 41638, 62457, 104095, 124914, 145733, 208190, 291466, 312285, 437199, 624570, 728665, 874398, 1457330, 2185995, 4371990]

約数ペア:

[(1, 4371990), (2, 2185995), (3, 1457330), (5, 874398), (6, 728665), (7, 624570), (10, 437199), (14, 312285), (15, 291466), (21, 208190), (30, 145733), (35, 124914), (42, 104095), (70, 62457), (105, 41638), (109, 40110), (191, 22890), (210, 20819), (218, 20055), (327, 13370), (382, 11445), (545, 8022), (573, 7630), (654, 6685), (763, 5730), (955, 4578), (1090, 4011), (1146, 3815), (1337, 3270), (1526, 2865), (1635, 2674), (1910, 2289)]