1246758910

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{211}}^1\times {\mathrm{227}}^1$

素因数の和:601

約数の個数: 64

約数和(自身を含む): 2401332480

約数和(自身を除く): 1154573570

約数列:

[1, 2, 5, 10, 19, 38, 95, 137, 190, 211, 227, 274, 422, 454, 685, 1055, 1135, 1370, 2110, 2270, 2603, 4009, 4313, 5206, 8018, 8626, 13015, 20045, 21565, 26030, 28907, 31099, 40090, 43130, 47897, 57814, 62198, 95794, 144535, 155495, 239485, 289070, 310990, 478970, 549233, 590881, 910043, 1098466, 1181762, 1820086, 2746165, 2954405, 4550215, 5492330, 5908810, 6561889, 9100430, 13123778, 32809445, 65618890, 124675891, 249351782, 623379455, 1246758910]

約数ペア:

[(1, 1246758910), (2, 623379455), (5, 249351782), (10, 124675891), (19, 65618890), (38, 32809445), (95, 13123778), (137, 9100430), (190, 6561889), (211, 5908810), (227, 5492330), (274, 4550215), (422, 2954405), (454, 2746165), (685, 1820086), (1055, 1181762), (1135, 1098466), (1370, 910043), (2110, 590881), (2270, 549233), (2603, 478970), (4009, 310990), (4313, 289070), (5206, 239485), (8018, 155495), (8626, 144535), (13015, 95794), (20045, 62198), (21565, 57814), (26030, 47897), (28907, 43130), (31099, 40090)]