971882680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{727}}^1\times {\mathrm{1759}}^1$

素因数の和:2516

約数の個数: 64

約数和(自身を含む): 2306304000

約数和(自身を除く): 1334421320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 727, 760, 1454, 1759, 2908, 3518, 3635, 5816, 7036, 7270, 8795, 13813, 14072, 14540, 17590, 27626, 29080, 33421, 35180, 55252, 66842, 69065, 70360, 110504, 133684, 138130, 167105, 267368, 276260, 334210, 552520, 668420, 1278793, 1336840, 2557586, 5115172, 6393965, 10230344, 12787930, 24297067, 25575860, 48594134, 51151720, 97188268, 121485335, 194376536, 242970670, 485941340, 971882680]

約数ペア:

[(1, 971882680), (2, 485941340), (4, 242970670), (5, 194376536), (8, 121485335), (10, 97188268), (19, 51151720), (20, 48594134), (38, 25575860), (40, 24297067), (76, 12787930), (95, 10230344), (152, 6393965), (190, 5115172), (380, 2557586), (727, 1336840), (760, 1278793), (1454, 668420), (1759, 552520), (2908, 334210), (3518, 276260), (3635, 267368), (5816, 167105), (7036, 138130), (7270, 133684), (8795, 110504), (13813, 70360), (14072, 69065), (14540, 66842), (17590, 55252), (27626, 35180), (29080, 33421)]