28349710

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:241

約数の個数: 64

約数和(自身を含む): 58164480

約数和(自身を除く): 29814770

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 67, 85, 95, 131, 134, 170, 190, 262, 323, 335, 646, 655, 670, 1139, 1273, 1310, 1615, 2227, 2278, 2489, 2546, 3230, 4454, 4978, 5695, 6365, 8777, 11135, 11390, 12445, 12730, 17554, 21641, 22270, 24890, 42313, 43282, 43885, 84626, 87770, 108205, 149209, 166763, 211565, 216410, 298418, 333526, 423130, 746045, 833815, 1492090, 1667630, 2834971, 5669942, 14174855, 28349710]

約数ペア:

[(1, 28349710), (2, 14174855), (5, 5669942), (10, 2834971), (17, 1667630), (19, 1492090), (34, 833815), (38, 746045), (67, 423130), (85, 333526), (95, 298418), (131, 216410), (134, 211565), (170, 166763), (190, 149209), (262, 108205), (323, 87770), (335, 84626), (646, 43885), (655, 43282), (670, 42313), (1139, 24890), (1273, 22270), (1310, 21641), (1615, 17554), (2227, 12730), (2278, 12445), (2489, 11390), (2546, 11135), (3230, 8777), (4454, 6365), (4978, 5695)]