2017448500

素因数分解:

$2^2\times 5^3\times {\mathrm{19}}^2\times {\mathrm{11177}}^1$

素因数の和:11234

約数の個数: 72

約数和(自身を含む): 4650629256

約数和(自身を除く): 2633180756

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 125, 190, 250, 361, 380, 475, 500, 722, 950, 1444, 1805, 1900, 2375, 3610, 4750, 7220, 9025, 9500, 11177, 18050, 22354, 36100, 44708, 45125, 55885, 90250, 111770, 180500, 212363, 223540, 279425, 424726, 558850, 849452, 1061815, 1117700, 1397125, 2123630, 2794250, 4034897, 4247260, 5309075, 5588500, 8069794, 10618150, 16139588, 20174485, 21236300, 26545375, 40348970, 53090750, 80697940, 100872425, 106181500, 201744850, 403489700, 504362125, 1008724250, 2017448500]

約数ペア:

[(1, 2017448500), (2, 1008724250), (4, 504362125), (5, 403489700), (10, 201744850), (19, 106181500), (20, 100872425), (25, 80697940), (38, 53090750), (50, 40348970), (76, 26545375), (95, 21236300), (100, 20174485), (125, 16139588), (190, 10618150), (250, 8069794), (361, 5588500), (380, 5309075), (475, 4247260), (500, 4034897), (722, 2794250), (950, 2123630), (1444, 1397125), (1805, 1117700), (1900, 1061815), (2375, 849452), (3610, 558850), (4750, 424726), (7220, 279425), (9025, 223540), (9500, 212363), (11177, 180500), (18050, 111770), (22354, 90250), (36100, 55885), (44708, 45125)]