15384680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{653}}^1$

素因数の和:714

約数の個数: 64

約数和(自身を含む): 37670400

約数和(自身を除く): 22285720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 76, 95, 124, 152, 155, 190, 248, 310, 380, 589, 620, 653, 760, 1178, 1240, 1306, 2356, 2612, 2945, 3265, 4712, 5224, 5890, 6530, 11780, 12407, 13060, 20243, 23560, 24814, 26120, 40486, 49628, 62035, 80972, 99256, 101215, 124070, 161944, 202430, 248140, 384617, 404860, 496280, 769234, 809720, 1538468, 1923085, 3076936, 3846170, 7692340, 15384680]

約数ペア:

[(1, 15384680), (2, 7692340), (4, 3846170), (5, 3076936), (8, 1923085), (10, 1538468), (19, 809720), (20, 769234), (31, 496280), (38, 404860), (40, 384617), (62, 248140), (76, 202430), (95, 161944), (124, 124070), (152, 101215), (155, 99256), (190, 80972), (248, 62035), (310, 49628), (380, 40486), (589, 26120), (620, 24814), (653, 23560), (760, 20243), (1178, 13060), (1240, 12407), (1306, 11780), (2356, 6530), (2612, 5890), (2945, 5224), (3265, 4712)]