646226630

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{2017}}^1$

素因数の和:2253

約数の個数: 64

約数和(自身を含む): 1394841600

約数和(自身を除く): 748614970

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 199, 230, 322, 398, 805, 995, 1393, 1610, 1990, 2017, 2786, 4034, 4577, 6965, 9154, 10085, 13930, 14119, 20170, 22885, 28238, 32039, 45770, 46391, 64078, 70595, 92782, 141190, 160195, 231955, 320390, 324737, 401383, 463910, 649474, 802766, 1623685, 2006915, 2809681, 3247370, 4013830, 5619362, 9231809, 14048405, 18463618, 28096810, 46159045, 64622663, 92318090, 129245326, 323113315, 646226630]

約数ペア:

[(1, 646226630), (2, 323113315), (5, 129245326), (7, 92318090), (10, 64622663), (14, 46159045), (23, 28096810), (35, 18463618), (46, 14048405), (70, 9231809), (115, 5619362), (161, 4013830), (199, 3247370), (230, 2809681), (322, 2006915), (398, 1623685), (805, 802766), (995, 649474), (1393, 463910), (1610, 401383), (1990, 324737), (2017, 320390), (2786, 231955), (4034, 160195), (4577, 141190), (6965, 92782), (9154, 70595), (10085, 64078), (13930, 46391), (14119, 45770), (20170, 32039), (22885, 28238)]