71319220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{16433}}^1$

素因数の和:16480

約数の個数: 48

約数和(自身を含む): 176698368

約数和(自身を除く): 105379148

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 16433, 32866, 65732, 82165, 115031, 164330, 230062, 328660, 460124, 509423, 575155, 1018846, 1150310, 2037692, 2300620, 2547115, 3565961, 5094230, 7131922, 10188460, 14263844, 17829805, 35659610, 71319220]

約数ペア:

[(1, 71319220), (2, 35659610), (4, 17829805), (5, 14263844), (7, 10188460), (10, 7131922), (14, 5094230), (20, 3565961), (28, 2547115), (31, 2300620), (35, 2037692), (62, 1150310), (70, 1018846), (124, 575155), (140, 509423), (155, 460124), (217, 328660), (310, 230062), (434, 164330), (620, 115031), (868, 82165), (1085, 65732), (2170, 32866), (4340, 16433)]