19366991360

素因数分解:

$2^9\times 5^1\times {\mathrm{241}}^1\times {\mathrm{31391}}^1$

素因数の和:31655

約数の個数: 80

約数和(自身を含む): 46629551232

約数和(自身を除く): 27262559872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 241, 256, 320, 482, 512, 640, 964, 1205, 1280, 1928, 2410, 2560, 3856, 4820, 7712, 9640, 15424, 19280, 30848, 31391, 38560, 61696, 62782, 77120, 123392, 125564, 154240, 156955, 251128, 308480, 313910, 502256, 616960, 627820, 1004512, 1255640, 2009024, 2511280, 4018048, 5022560, 7565231, 8036096, 10045120, 15130462, 16072192, 20090240, 30260924, 37826155, 40180480, 60521848, 75652310, 80360960, 121043696, 151304620, 242087392, 302609240, 484174784, 605218480, 968349568, 1210436960, 1936699136, 2420873920, 3873398272, 4841747840, 9683495680, 19366991360]

約数ペア:

[(1, 19366991360), (2, 9683495680), (4, 4841747840), (5, 3873398272), (8, 2420873920), (10, 1936699136), (16, 1210436960), (20, 968349568), (32, 605218480), (40, 484174784), (64, 302609240), (80, 242087392), (128, 151304620), (160, 121043696), (241, 80360960), (256, 75652310), (320, 60521848), (482, 40180480), (512, 37826155), (640, 30260924), (964, 20090240), (1205, 16072192), (1280, 15130462), (1928, 10045120), (2410, 8036096), (2560, 7565231), (3856, 5022560), (4820, 4018048), (7712, 2511280), (9640, 2009024), (15424, 1255640), (19280, 1004512), (30848, 627820), (31391, 616960), (38560, 502256), (61696, 313910), (62782, 308480), (77120, 251128), (123392, 156955), (125564, 154240)]